Seiko Cal. 6640 - 259

This Quartz model from 1982 features a 42mm Two-Tone case. It features a White dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-8574607f92ca]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

White

Jewels

25j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1982

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