Seiko Cal. 4590 - 372

Released in 1968, the Cal. 4590 with design code 372 was part of Seiko's domestic market collection. It features a Silver dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-3c1265abf9db]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Silver

Jewels

17j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1968

Related Models

• Seiko 6196-611
• Seiko 5618-555
• Seiko 7048-858
• Seiko 3834-146
• Seiko 6368-740
• Seiko 6680-464
• Seiko 0797-353
• Seiko 4583-323
• Seiko 7182-237
• Seiko 5667-290
• Seiko 0746-933
• Seiko 7111-870