Seiko Cal. 6156 - 688

This Spring Drive model from 1983 features a 40mm PVD Black case. Powered by the 6156 caliber with 21j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-84f82d0c3317]

Also known as: World Timer, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1983

Related Models

• Seiko 6612-114
• Seiko 6218-155
• Seiko 4449-349
• Seiko 6345-373
• Seiko 0794-209
• Seiko 6277-403
• Seiko 4491-170
• Seiko 3896-746
• Seiko 7118-982
• Seiko 6397-903
• Seiko 6189-130
• Seiko 7184-644