Seiko Cal. 4525 - 810

This Hand-Winding model from 1968 features a 40mm Gold-Plated case. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-8598d6987a0f]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1968

Related Models

• Seiko 7095-807
• Seiko 5651-942
• Seiko 0719-966
• Seiko 5698-537
• Seiko 0726-875
• Seiko 6646-402
• Seiko 7016-395
• Seiko 7132-620
• Seiko 6336-879
• Seiko 4470-874
• Seiko 7189-703
• Seiko 6614-703