Seiko Cal. 6330 - 921

This Hand-Winding model from 1965 features a 37mm PVD Black case. Powered by the 6330 caliber with 19j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-afed8ce46d7a]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1965

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