Seiko Cal. 4430 - 487

This Automatic model from 1974 features a 34mm Stainless Steel case. It features a Navy dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-e67e5cf9eef7]

Also known as: Monster, Sea Horse

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1974

Related Models

• Seiko 4427-334
• Seiko 6616-380
• Seiko 6624-827
• Seiko 4564-709
• Seiko 6653-802
• Seiko 0763-941
• Seiko 4596-495
• Seiko 7014-100
• Seiko 5611-877
• Seiko 5679-892
• Seiko 6218-289
• Seiko 4452-512