Seiko Cal. 3875 - 307

The Seiko 3875-307 represents an important milestone in Seiko's 1993 lineup. Powered by the 3875 caliber with 36j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-b6a92bd6ed90]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1993

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