Seiko Cal. 5690 - 820

This Solar model from 1976 features a 43mm Stainless Steel case. It features a Black dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-0c71a10fddcb]

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1976

Related Models

• Seiko 7176-170
• Seiko 6644-688
• Seiko 5297-333
• Seiko 6173-284
• Seiko 6261-679
• Seiko 4589-415
• Seiko 4566-719
• Seiko 3842-820
• Seiko 6364-977
• Seiko 5680-192
• Seiko 4499-560
• Seiko 4440-818