Seiko Cal. 6337 - 773

The 6337-773 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6337 caliber with 24j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-7fbac942efb9]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1987

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