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 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, offering a refined yet versatile presence on the wrist. Its balanced proportions make it an ideal choice for daily wear and well suited for both men and women.

  • Condition: Unworn
  • Case size: 40mm diameter
  • Year of manufacture: 2024
Posted at
Mar 21, 2026, 12:16 AM
Active
[WTS] Panerai | PAM00336 | Rose Gold Radiomir | Complete Set Minus Outer Box | 2014 Year

Panerai | PAM00336 | Rose Gold Radiomir | Complete Set Minus Outer Box | 2014 Year

Panerai - PAM00336 · $11,500
This is a 42mm rose gold Radiomir Panerai, which comes in a complete set minus the outer box. The watch is from 2014 and has a clean crystal but may contain marks under strong magnification.

  • Condition: Preowned, clean condition with hairline scratches throughout
  • Case size: 42mm diameter
  • Material: rose gold
Posted at
Mar 20, 2026, 11:59 PM
Active
[WTS] Panerai Radiomir Base PAM231 Rose Gold 45 Black Dial 2010 (Full-Set/Unpolished)

Panerai Radiomir Base PAM231 Rose Gold 45 Black Dial 2010 (Full-Set/Unpolished)

Panerai - PAM 00231 · $10,910
The Panerai Radiomir PAM00231 features a refined 45mm rose gold case, manual-winding OP X movement, and pristine black dial. The sleek profile maintains the collection's signature aesthetic while ensuring comfortable wear beneath any shirt cuff.

  • Condition: Unpolished, with normal signs of wear consistent with careful ownership
  • Size: 45 x 50mm
  • Year: 2010
  • Movement type: Manual-winding (OP X)
Posted at
Mar 19, 2026, 10:37 AM
Active
[WTS] Panerai Radiomir 931 California Dial / Special Edition / PAM00931 - $4750

Panerai Radiomir 931 California Dial / Special Edition / PAM00931 - $4750

Panerai - PAM00931 · $4,750
This is a special edition Panerai Radiomir 931 with a California Dial. It has a vintage brown dial and a cushion case shape that makes it comfortable to wear.

  • Condition: Excellent
  • Case Size: 47mm diameter
Posted at
Mar 17, 2026, 2:09 PM
Active
[WTS] Rare Panerai PAM00184 42mm Radiomir GMT w/box papers

Rare Panerai PAM00184 42mm Radiomir GMT w/box papers

Panerai - PAM00184 · $4,994
A rare Panerai Radiomir PAM00184, a 42mm variant of the iconic series featuring a stainless steel case, GMT and date complication, sapphire crystal, and sapphire caseback. The watch has a compact size and is water-resistant up to 100m.

  • Condition: Excellent shape with some minor scratches and wear
  • Case size: 42mm
  • Lug width: 24mm
  • Water resistance: 100m
Posted at
Mar 14, 2026, 12:15 PM
Active
[WTS] Panerai Radiomir California Dial Ref PAM00424 Full Set

Panerai Radiomir California Dial Ref PAM00424 Full Set

Panerai - PAM00424 · $4,500
A classic Panerai Radiomir with a cushion case and wire lugs, featuring an iconic California Dial. The watch presents in good condition with some wear on the sides of the case.

  • Condition: Good with honest wear on the sides of the case
  • Case size: 47mm diameter
  • Dial color: Black
  • Movement type: Automatic
Posted at
Mar 14, 2026, 12:01 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, offering a refined yet versatile presence on the wrist.

  • Condition: Unworn
  • Case Size: 40mm diameter
  • Year: 2024
  • Dial Type: Blue sunburst
Posted at
Mar 13, 2026, 1:02 PM
Active
[WTS] 2014 Panerai Radiomir Platino PAM00521 — Excellent Condition, Box & Papers

2014 Panerai Radiomir Platino PAM00521 — Excellent Condition, Box & Papers

Panerai - PAM00521 · $27,000
The Panerai Radiomir Platino PAM00521 is a refined and highly collectible execution of the classic Radiomir, crafted in luxurious platinum with a beautifully finished movement visible through the sapphire caseback.

  • Condition: Excellent
  • Case diameter: 47mm
  • Lug to lug length: 55mm
  • Thickness: 16mm
Posted at
Mar 9, 2026, 9:50 AM
Active