Seiko Cal. 6681 - 271

The 6681-271 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6681 caliber with 24j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-7930cdd38759]

Also known as: UFO, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

24j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1991

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