Seiko Cal. 5261 - 807

This Hand-Winding model from 1966 features a 43mm Stainless Steel case. Powered by the 5261 caliber with 21j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-619ba4c00fcb]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1966

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