Seiko Cal. 3873 - 627

The 3873-627 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3873 caliber with 22j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-4bd6c6c3cd55]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Champagne

Jewels

22j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1981

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