Seiko Cal. 0721 - 198

This Spring Drive model from 1976 features a 40mm Two-Tone case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-a5d489943beb]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1976

Related Models

• Seiko 4578-120
• Seiko 5697-984
• Seiko 5274-656
• Seiko 6697-595
• Seiko 6345-105
• Seiko 5233-523
• Seiko 6616-494
• Seiko 7132-233
• Seiko 5614-233
• Seiko 4410-382
• Seiko 0780-481
• Seiko 5639-383