Seiko Cal. 6658 - 797

This Automatic model from 1983 features a 39mm Hardlex-Coated Steel case. Powered by the 6658 caliber with 30j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-8548df4fad68]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1983

Related Models

• Seiko 4480-646
• Seiko 7127-397
• Seiko 3852-953
• Seiko 5236-407
• Seiko 7115-200
• Seiko 7126-319
• Seiko 6682-949
• Seiko 0791-359
• Seiko 5283-973
• Seiko 6188-271
• Seiko 7174-680
• Seiko 5624-126