Seiko Cal. 7139 - 708

This Spring Drive model from 1972 features a 35mm PVD Black case. Powered by the 7139 caliber with 20j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-a8c8f72dd6a4]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1972

Related Models

• Seiko 6673-294
• Seiko 3820-777
• Seiko 4499-330
• Seiko 6666-327
• Seiko 4514-494
• Seiko 6244-764
• Seiko 6287-383
• Seiko 5611-787
• Seiko 6353-948
• Seiko 6661-352
• Seiko 7160-849
• Seiko 7139-794