Seiko Cal. 6681 - 324

The 6681-324 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6681 caliber with 32j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-8fe29264ae8e]

Also known as: World Timer, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1967

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