Seiko Cal. 6630 - 499

This Spring Drive model from 1988 features a 46mm PVD Black case. Powered by the 6630 caliber with 31j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-1d620d0d9964]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1988

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