Seiko Cal. 6642 - 274

The 6642-274 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6642 caliber with 20j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-03da9ea9d505]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1997

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