Seiko Cal. 6390 - 723

This Quartz model from 1986 features a 38mm Two-Tone case. With its 18mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-c3ab98a0c3e2]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1986

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