Seiko Cal. 4425 - 512

This Spring Drive model from 1990 features a 40mm Stainless Steel case. It features a Champagne dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-12bdd41c8e98]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Champagne

Jewels

19j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1990

Related Models

• Seiko 5657-401
• Seiko 4463-371
• Seiko 6380-155
• Seiko 6610-350
• Seiko 6621-457
• Seiko 7044-534
• Seiko 3893-964
• Seiko 5244-176
• Seiko 5265-640
• Seiko 4469-683
• Seiko 4552-108
• Seiko 3859-689