Seiko Cal. 6227 - 297

The 6227-297 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6227 caliber with 27j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-bd493237bc6c]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1978

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