Seiko Cal. 6638 - 108

Released in 1974, the Cal. 6638 with design code 108 was part of Seiko's domestic market collection. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-7f2be52fe843]

Also known as: Shogun

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1974

Related Models

• Seiko 6334-218
• Seiko 6273-152
• Seiko 7110-500
• Seiko 5216-924
• Seiko 6187-921
• Seiko 6170-501
• Seiko 7157-717
• Seiko 4481-108
• Seiko 7182-565
• Seiko 4480-698
• Seiko 7093-191
• Seiko 6288-837