Seiko Cal. 5270 - 817

Seiko 5270-817

The 5270-817 is a sought-after Hand-Winding piece from Seiko's golden era. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-a9a37ecba8a0]

Also known as: Tuna, UFO

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
36mm
Case Thickness
10.1mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Green
Jewels
24j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1966

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