Seiko Cal. 6617 - 645

The 6617-645 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-95870858bbd7]

Also known as: Panda, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1971

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