Seiko Cal. 6399 - 370

This Quartz model from 1979 features a 45mm Stainless Steel case. Powered by the 6399 caliber with 30j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-3d42c8ec98b5]

Also known as: Turtle, Golden Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1979

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