Seiko Cal. 6330 - 157

Released in 1978, the Cal. 6330 with design code 157 was part of Seiko's domestic market collection. With its 19mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-8ea7ecb1784a]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1978

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