Seiko Cal. 7139 - 617

Seiko 7139-617

The 7139-617 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7139 caliber with 17j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-607ed9b6690c]

Also known as: Samurai

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
39mm
Case Thickness
15.0mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Silver
Jewels
17j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1973

Related Models

seikata-wm-607ed9b6690c