Seiko Cal. 3820 - 121

This Quartz model from 1965 features a 38mm Stainless Steel case. Powered by the 3820 caliber with 22j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-497c2bbfaf3a]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1965

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