Seiko Cal. 6628 - 680

This Quartz model from 1981 features a 35mm PVD Black case. It features a Navy dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-90f97b9b3a2a]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1981

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