Seiko Cal. 0770 - 342

The 0770-342 is a sought-after Quartz piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-fc8e343173af]

Also known as: Sumo, Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1993

Related Models

• Seiko 6269-948
• Seiko 5674-432
• Seiko 6659-297
• Seiko 6338-657
• Seiko 5253-339
• Seiko 5678-806
• Seiko 7031-182
• Seiko 5228-991
• Seiko 0759-941
• Seiko 5258-299
• Seiko 6214-200
• Seiko 6356-251