Seiko Cal. 7090 - 921

This Hand-Winding model from 1971 features a 36mm Titanium case. It features a Champagne dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-de2613b9e066]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1971

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