Seiko Cal. 3839 - 690

The Seiko 3839-690 represents an important milestone in Seiko's 1991 lineup. Powered by the 3839 caliber with 20j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-5169c208bfb7]

Also known as: Tuna, Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1991

Related Models

• Seiko 7197-328
• Seiko 6232-344
• Seiko 6620-475
• Seiko 4476-926
• Seiko 6379-269
• Seiko 4530-271
• Seiko 6396-377
• Seiko 6677-406
• Seiko 4445-702
• Seiko 6639-612
• Seiko 0752-138
• Seiko 0742-127