Seiko Cal. 6399 - 816

This Hand-Winding model from 1975 features a 39mm Stainless Steel case. Powered by the 6399 caliber with 23j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-d7c5da37bf7f]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1975

Related Models

• Seiko 6137-690
• Seiko 3846-882
• Seiko 7063-458
• Seiko 6214-677
• Seiko 5660-384
• Seiko 4431-176
• Seiko 4527-660
• Seiko 4584-574
• Seiko 6321-849
• Seiko 7042-710
• Seiko 6370-951
• Seiko 6324-792