Seiko Cal. 7156 - 439

Seiko 7156-439

The Seiko 7156-439 represents an important milestone in Seiko's 1970 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-255864c38bd1]

Also known as: Turtle, Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
40mm
Case Thickness
9.2mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
29j
Frequency
36,000 bph
Power Reserve
50 hours
Year
1970

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