Seiko Cal. 6251 - 858

This Spring Drive model from 1985 features a 40mm Two-Tone case. Powered by the 6251 caliber with 26j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-c2a8f2a11dd1]

Also known as: Helmet, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Silver

Jewels

26j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1985

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