Seiko Cal. 3877 - 437

This Automatic model from 1979 features a 38mm Hardlex-Coated Steel case. It features a White dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-36b702f60f85]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1979

Related Models

• Seiko 6118-259
• Seiko 5633-711
• Seiko 7089-416
• Seiko 5652-571
• Seiko 4417-724
• Seiko 4517-911
• Seiko 6391-383
• Seiko 5238-509
• Seiko 6143-166
• Seiko 6183-296
• Seiko 5237-920
• Seiko 7030-466