Seiko Cal. 4438 - 200

This Quartz model from 1987 features a 34mm Stainless Steel case. Powered by the 4438 caliber with 19j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-934d31cfd49e]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

19j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1987

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