Seiko Cal. 3848 - 637

The Seiko 3848-637 represents an important milestone in Seiko's 1996 lineup. Powered by the 3848 caliber with 25j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-2c59a48d93ad]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

25j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1996

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