Seiko Cal. 5649 - 998

This Automatic model from 1976 features a 36mm PVD Black case. It features a Black dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-6c249efd0adb]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1976

Related Models

• Seiko 5663-599
• Seiko 7073-164
• Seiko 5671-280
• Seiko 3831-708
• Seiko 7020-907
• Seiko 3879-321
• Seiko 3886-845
• Seiko 4516-287
• Seiko 6323-683
• Seiko 6246-533
• Seiko 6632-711
• Seiko 6244-425