Panerai Radiomir Radiomir 1/8 Second

Reference PAM00246

About this watch

The Panerai PAM00246 Radiomir 1/8 Second is a masterpiece of horological engineering and design. With its unique split-seconds chronograph, stunning aesthetics, and unparalleled craftsmanship, it stands out in a crowded market. This limited-edition timepiece boasts a rich history tied to the sea and military, known for its bold designs and luminous dials. The Radiomir series is at the heart of Panerai's narrative, telling a story that transcends mere timekeeping. At its core lies the Panerai caliber OP XXI, boasting a foudroyante split-seconds movement that allows precise timing to the eighth of a second. This sophisticated mechanism combines reliability and performance with an automatic winding system, ensuring a power reserve of 42 hours. The PAM00246 features a striking cushion-shaped case crafted from high-quality stainless steel, measuring 45.00 mm in diameter. Its black dial with mixed indexes and stick hands provides a classic yet modern appearance, making it versatile enough for any occasion. Protected by scratch-resistant sapphire glass, this watch is built to withstand splashes and brief immersions in water, suitable for everyday wear. The open back showcases the intricate workings of the movement, highlighting Panerai's commitment to horological excellence.
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Key Features

  • Panerai caliber OP XXI with foudroyante split-seconds movement
  • Automatic winding system with 42-hour power reserve
  • Chronograph function with column wheel and rattrapante capabilities
  • Cushion-shaped stainless steel case measuring 45.00 mm in diameter
  • Scratch-resistant sapphire glass for added durability
  • Water resistance up to 100 meters for everyday wear
  • Open back design showcasing intricate movement workings

Specifications

Brand
Panerai
Family
Radiomir
Model
Radiomir 1/8 Second
Reference
PAM00246
Movement
op-xxi
Movement Features
  • Hours, Minutes, Small Seconds
  • Chronograph, Column wheel, Foudroyante, Rattrapante
Case
Stainless Steel 45mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Panerai Radiomir Chronograph - PAM00369 – 42mm

Panerai Radiomir Chronograph - PAM00369 – 42mm

Panerai - PAM00369 · $4,300
A rare Panerai Chronograph that brings together the vintage Radiomir design with an automatic chronograph, making it a great pick for those who love the Radiomir but want more functionality. It's elegant, durable, and delivers a distinctive chronograph experience within the Panerai lineup.

  • Condition: Very good pre-owned
  • Movement: OP XXIII calibre
  • Case size: 42mm diameter
  • Water resistance: 100m depth rating
Posted at
Jan 28, 2026, 8:46 PM
Active
[WTS] Panerai PAM214 - Radiomir Rattrapante - aka "Owl" - (w/ 10 additional straps) 4,993USD

Panerai PAM214 - Radiomir Rattrapante - aka "Owl" - (w/ 10 additional straps) 4,993USD

Panerai - PAM00214 · $4,993
  • Condition: Excellent
  • Straps included: 10
  • Case dimensions: 44mm diameter, 47mm lug to lug, 15mm thickness
  • Movement features: double column wheel chronograph and rattrapante
Posted at
Jan 27, 2026, 9:53 AM
Active
[WTS] Panerai Radiomir 1936 California • PAM00249 • Limited Edition

Panerai Radiomir 1936 California • PAM00249 • Limited Edition

Panerai - PAM00249 · $8,999
A 2006 Panerai Radiomir 1936 California dial with a limited edition of only 1936 pieces. This watch was featured on a Hodinkee Talking Watches episode and comes in full collectors set with boxes, papers, and additional accessories.

  • Condition: Excellent unpolished condition
  • Year: 2006
  • Case Size: 47mm lug to lug
  • Crystal Type: lightweight acrylic crystal
Posted at
Jan 25, 2026, 11:00 PM
Active
[WTS] Panerai Radiomir 40 Quaranta Blue Dial 2024 (Full-Set/Warranty/Unworn)

Panerai Radiomir 40 Quaranta Blue Dial 2024 (Full-Set/Warranty/Unworn)

Panerai - PAM01293 · $4,500
The Panerai Radiomir PAM01293 features a 40mm stainless steel case paired with a striking blue sunburst dial. Its balanced proportions make it an ideal choice for daily wear and well suited for both men and women.

  • Condition: Unworn
  • Case size: 40mm
  • Year: 2024
Posted at
Jan 24, 2026, 12:39 PM
Active
[WTS] (Further Reduced) Panerai Radiomir 1334 Tre Giorni (PAM01334) - $3980

(Further Reduced) Panerai Radiomir 1334 Tre Giorni (PAM01334) - $3980

Panerai - PAM01334 · $3,980
The Panerai Radiomir 1334 Tre Giorni features a stunning gradient grey dial and has been upgraded to mint condition.

  • Condition: Mint with minor marks
  • Year: 2023
  • Warranty: extended until Dec 2031
Posted at
Jan 22, 2026, 1:55 PM
Active
[WTS] Panerai Radiomir Black Seal PAM00754 (2020, Full Set, Very Good Condition) - $3200

Panerai Radiomir Black Seal PAM00754 (2020, Full Set, Very Good Condition) - $3200

Panerai - PAM00754 · $3,200
This is a 2020 Panerai Radiomir Black Seal, with minor signs of wear such as small scratches. The watch features a manual winding movement and comes in its original box and papers.

  • Condition: Very good condition
  • Movement: Manual winding
  • Case material: Steel
  • Case diameter: 45 mm
Posted at
Jan 20, 2026, 11:30 AM
Active
[WTS] Panerai Radiomir Chronograph - PAM00369 – 42mm

Panerai Radiomir Chronograph - PAM00369 – 42mm

Panerai - PAM00369 · $4,300
The Panerai Radiomir Chronograph PAM00369 is a unique take on the classic Radiomir design, combining its vintage silhouette with an automatic chronograph movement.

  • Condition: Very good pre-owned
  • Case size: 42mm
  • Water resistance: 100m
  • Movement: OP XXIII calibre self-winding
Posted at
Jan 19, 2026, 5:44 PM
Active
[WTS] Panerai Radiomir 3 Days PAM00425 47mm 2014 Box & Papers - $4,400

Panerai Radiomir 3 Days PAM00425 47mm 2014 Box & Papers - $4,400

Panerai - PAM00425 · $4,400
The Panerai Radiomir PAM00425 features a classic cushion-shaped case, black sandwich dial with luminous numerals, and an in-house manual-wind movement with a 3-day power reserve. It has serious wrist presence while remaining elegant due to its slim profile and simple layout.

  • Condition: Excellent
  • Size: 47mm diameter
  • Water resistance: 100m depth rating
  • Movement: Panerai Calibre P.3000 manual wind
Posted at
Jan 17, 2026, 3:52 PM
Active
[WTS] Panerai Radiomir 3 Days PAM00376 White Gold California Dial 47mm 2011

Panerai Radiomir 3 Days PAM00376 White Gold California Dial 47mm 2011

Panerai - PAM00376 · $13,325
The PAM 376 comes with a HEAVY full white gold case / pin buckle, and comes with a gorgeous, subtle brown California dial which is made of half Roman and half Arabic numerals. This piece comes with its full original set from 2011, and is both mechanically and cosmetically mint.

  • Condition: Near mint, unpolished condition
  • Case material: 18k white gold
  • Dial color: brown
  • Movement: P.3000, manual wind
Posted at
Jan 17, 2026, 6:45 AM
Active