Seiko Cal. 6617 - 731

The 6617-731 is a sought-after Solar piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-05435daf3de0]

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1966

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