Seiko Cal. 7139 - 920

The Seiko 7139-920 represents an important milestone in Seiko's 1985 lineup. It features a Navy dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-71fd2fcbe830]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1985

Related Models

• Seiko 4416-529
• Seiko 5618-320
• Seiko 4516-672
• Seiko 3883-931
• Seiko 7166-227
• Seiko 4492-966
• Seiko 6384-977
• Seiko 6381-722
• Seiko 6693-363
• Seiko 0795-959
• Seiko 0720-545
• Seiko 3894-958