Seiko Cal. 6617 - 644

The 6617-644 is a sought-after Solar piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-d913f098cff7]

Also known as: Sumo, Goldfeather

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1997

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