Oris Big Crown Big Crown X1 Calculator Grey / Black

Reference 01 675 7648 4264-Set 5 23 77

Oris Big Crown X1 Calculator Grey / Black

About this watch

The Oris Big Crown X1 Calculator is a statement piece that embodies the spirit of adventure and precision. With its blend of practical features and stunning design, it caters to watch enthusiasts and casual wearers alike. The robust Oris 675 movement boasts a frequency of 28,800 vibrations per hour, ensuring precision timekeeping with 25 jewels and a power reserve of 48 hours. The chronograph function, small seconds, and date/day display make it perfect for those who appreciate multi-functionality in their timepieces. The striking grey and black color scheme gives it a modern edge while staying true to its classic roots.

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Key Features

Oris caliber Oris 675 movement
46mm diameter stainless steel case with PVD coating
Sapphire crystal for scratch resistance
Chronograph function, small seconds, and date/day display
Sliderule bezel for quick calculations
30m water resistance for splash-resistance
23mm lug width for versatile strap options

Specifications

Brand

Oris

Family

Big Crown

Model

Big Crown X1 Calculator Grey / Black

Reference

01 675 7648 4264-Set 5 23 77

Movement

oris-675

Movement Features

Hours, Minutes, Small Seconds
Date, Day
Chronograph

Case

Stainless Steel 46mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

Current Listings

Oris Big Crown Pointer Date 36

Oris - 01-754-7749-4064-07-5-17-67G · $1,250

The Oris Big Crown Pointer Date 36 is being sold by its owner, who has worn it a few times and wants to diversify his collection. The watch features an automatic caliber and a dial described as 'brown-ish gray'. It's running well and comes with free shipping.

Condition: Mint condition with minor scratch on one side
Caliber: Caliber 754
Dial color: brown-ish gray

Posted at

Feb 9, 2026, 12:54 PM

Active

View listing on r/WatchExchange

Oris Big Crown Pilot Bronze - Like New

Oris - Big Crown Pilot Bronze · $2,300

This is the bronze case version with a brown dial and leather strap. The watch has an automatic movement (Oris Cal. 751 / SW220 base) and features a date display.

Condition: Like new
Case material: Bronze
Movement: Oris Cal. 751 / SW220 base (automatic)
Case size: 41mm

Posted at

Feb 8, 2026, 4:47 PM

Active

View listing on r/WatchExchange

Oris Big Crown ProPilot Air Racing Edition V – Limited Edition 0766/1000 - Price Reduced

Oris - Big Crown ProPilot Air Racing Edition V · $840

A limited edition Oris Big Crown watch, featuring a stainless steel case with Black DLC coating and an engraved 'Scarlet Screamer' on the caseback, celebrating the team's Reno Air Race gold medal.

Movement: Oris 752 Automatic
Case material: Stainless Steel with Black DLC coating
Size: 45mm diameter

Posted at

Feb 8, 2026, 4:26 PM

Active

View listing on r/WatchExchange

Oris Big Crown Pointer Date 7741 80th Anniversary Edition | Excellent Condition (Full Set with active Warranty) | $1700

Oris - 7741 · $1,700

The Oris Big Crown Pointer Date 80th Anniversary Edition is a special release celebrating one of Oris’s most enduring designs. It features a 40mm bronze case, deep green dial, and pointer date function.

Condition: Excellent
Case material: bronze
Water resistance: 50m
Movement type: automatic

Posted at

Feb 6, 2026, 11:03 PM

Active

View listing on r/WatchExchange

Oris Big Crown 1917 Limited Edition 40mm 1270 of 1917

Oris - 01 732 7736 4081-Set LS · $1,500

This Oris Big Crown 1917 Limited Edition features a gray dial with vintage-inspired design, housed in a stainless steel case measuring 40mm in diameter.

Movement: Automatic Movement Caliber: Oris 732
Case Thickness: 11.5 mm
Water Resistance: 5 BAR

Posted at

Feb 7, 2025, 10:28 AM

Active

View listing on RolexForums