Seiko Cal. 6339 - 680

The 6339-680 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6339 caliber with 18j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-8897e478a078]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1978

Related Models

• Seiko 6677-443
• Seiko 0755-215
• Seiko 4499-844
• Seiko 0797-788
• Seiko 7198-851
• Seiko 6218-485
• Seiko 5632-711
• Seiko 4560-494
• Seiko 7044-403
• Seiko 4547-312
• Seiko 6157-123
• Seiko 0725-333