Seiko Cal. 6155 - 921

The 6155-921 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6155 caliber with 35j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-5cf67fbfce1e]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1974

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