The Blancpain Fifty Fathoms Automatique 5007-3644A-B64B exemplifies the brand’s dedication to blending timeless elegance with technical mastery. Encased in polished 18k red gold, this 38.2mm timepiece showcases a luminous white mother-of-pearl dial, offering a subtle iridescence that enhances its refined aesthetic. The unidirectional sapphire bezel ensures durability and clarity, essential for precise timekeeping.

At its core lies the ultra-slim in-house Caliber 1153 automatic movement, renowned for its 100-hour power reserve and silicon balance spring, ensuring exceptional precision and reliability. The sapphire crystal case back reveals the intricate movement, highlighting Blancpain’s commitment to horological excellence.

With water resistance up to 30 bar (approximately 300 meters), this watch is as functional as it is elegant. Paired with a durable rubber strap and secured by a folding clasp, the Fifty Fathoms Automatique 5007-3644A-B64B stands as a testament to Blancpain’s enduring legacy in watchmaking.

Technical Details

Case Material – 18K Red Gold
Case Diameter – 38.2 mm

Case Thickness – 10.77 mm

Water Resistance – 30 bar (300 metres)

Width Between Horns – 20 mm

Bezel – Unidirectional sapphire bezel

Dial – White mother-of-pearl with Super-LumiNova® hour markers and hands

Crystal – Sapphire crystal, scratch-resistant with anti-reflective coating

Case Back – Sapphire crystal, see-through

Strap Type – Rubber

Strap Material – White rubber

Strap Clasp – Folding clasp

Specificities – Screw-down crown, ultra-slim profile, diving-ready construction

Caliber 1153

Diameter – 26.2 mm
Thickness – 3.25 mm

Power Reserve – 100 hours

Jewels – 28

Frequency – 3 Hz (21,600 vph)

Winding – Automatic

Features – Hours, minutes, central seconds, date at 4:30 position, anti-magnetic silicon balance spring