Seiko Cal. 6399 - 558

This Spring Drive model from 1983 features a 37mm PVD Black case. It features a Green dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-5d0dbcb817ad]

Also known as: Turtle, Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1983

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