Seiko Cal. 6151 - 157

The 6151-157 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6151 caliber with 32j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-e3e8414049b0]

Also known as: Helmet, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1977

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