Seiko Cal. 6290 - 491

This Automatic model from 1981 features a 40mm Stainless Steel case. It features a Green dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-2b8e73ed81a4]

Also known as: Sea Horse, Arnie

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1981

Related Models

• Seiko 5686-409
• Seiko 4457-701
• Seiko 4515-121
• Seiko 6178-970
• Seiko 6620-660
• Seiko 7142-743
• Seiko 7085-107
• Seiko 6219-613
• Seiko 6690-708
• Seiko 7136-799
• Seiko 6351-526
• Seiko 5645-315