Seiko Cal. 6273 - 642

This Spring Drive model from 1977 features a 44mm Two-Tone case. Powered by the 6273 caliber with 35j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-63a85b383ea7]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Silver

Jewels

35j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1977

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