Seiko Cal. 5648 - 238

This Kinetic model from 1978 features a 39mm Stainless Steel case. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-e381723cff80]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1978

Related Models

• Seiko 4414-860
• Seiko 0794-258
• Seiko 7118-988
• Seiko 4477-154
• Seiko 0754-699
• Seiko 6128-509
• Seiko 6251-249
• Seiko 3828-935
• Seiko 7092-656
• Seiko 5614-554
• Seiko 6284-805
• Seiko 6393-394