Seiko Cal. 3888 - 109

This Spring Drive model from 1988 features a 38mm Stainless Steel case. Powered by the 3888 caliber with 22j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-9ea3517590b0]

Also known as: Panda, Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Champagne

Jewels

22j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1988

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