Seiko Cal. 6691 - 740

The 6691-740 is a sought-after Solar piece from Seiko's golden era. It features a Cream dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-98652a0b9ab9]

Also known as: Sumo, Goldfeather

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1993

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