Seiko Cal. 6668 - 640

This Quartz model from 1996 features a 45mm Hardlex-Coated Steel case. It features a Silver dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-6ab9bc75f824]

Also known as: Monster, Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1996

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