Seiko Cal. 6271 - 410

This Spring Drive model from 1990 features a 37mm Titanium case. Powered by the 6271 caliber with 22j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-dd16d8aba286]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

22j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1990

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