Seiko Cal. 3851 - 248

The Seiko 3851-248 represents an important milestone in Seiko's 1970 lineup. It features a Black dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-276073ba67d0]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1970

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