Seiko Cal. 7011 - 139

Seiko 7011-139

The 7011-139 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-7dd9c2ec5b66]

Also known as: Helmet, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
13.4mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
100m
Dial Color
Black
Jewels
25j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1988

Related Models

seikata-wm-7dd9c2ec5b66