Seiko Cal. 6642 - 776

This Automatic model from 1996 features a 43mm Hardlex-Coated Steel case. Powered by the 6642 caliber with 18j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-152acf933b57]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1996

Related Models

• Seiko 7018-229
• Seiko 5647-819
• Seiko 5680-697
• Seiko 7095-438
• Seiko 6210-447
• Seiko 5641-692
• Seiko 6181-293
• Seiko 0750-177
• Seiko 4491-544
• Seiko 3871-696
• Seiko 0778-367
• Seiko 5260-810