Seiko Cal. 6381 - 725

This Hand-Winding model from 1967 features a 40mm Stainless Steel case. Powered by the 6381 caliber with 24j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-54ea52d3269d]

Also known as: Sumo, Panda

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1967

Related Models

• Seiko 0710-391
• Seiko 6279-457
• Seiko 5633-273
• Seiko 4470-582
• Seiko 6221-769
• Seiko 4445-756
• Seiko 0739-255
• Seiko 7169-989
• Seiko 7013-984
• Seiko 4564-121
• Seiko 0791-303
• Seiko 6256-677