Seiko Cal. 4520 - 300

This Solar model from 1976 features a 41mm PVD Black case. It features a Navy dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-d0d0a1cc4a86]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1976

Related Models

• Seiko 6289-367
• Seiko 3898-284
• Seiko 6328-406
• Seiko 6239-724
• Seiko 6170-768
• Seiko 4471-364
• Seiko 4548-312
• Seiko 6396-815
• Seiko 5665-836
• Seiko 6174-252
• Seiko 0730-430
• Seiko 6264-720