Seiko Cal. 5693 - 639

The Seiko 5693-639 represents an important milestone in Seiko's 1976 lineup. Powered by the 5693 caliber with 34j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-1854e5210edd]

Also known as: Silverwave, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Champagne

Jewels

34j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1976

Related Models

• Seiko 6197-597
• Seiko 0748-614
• Seiko 4477-419
• Seiko 6223-410
• Seiko 6372-874
• Seiko 7085-714
• Seiko 0781-106
• Seiko 6160-161
• Seiko 5652-967
• Seiko 6154-683
• Seiko 7145-892
• Seiko 7070-505