Seiko Cal. 7117 - 752

The 7117-752 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7117 caliber with 30j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-f4cdb269f46e]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1978

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