Seiko Cal. 6257 - 826

The 6257-826 is a sought-after Solar piece from Seiko's golden era. Powered by the 6257 caliber with 30j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-7a79b8c82ad2]

Also known as: Helmet, Silverwave

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1976

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