Seiko Cal. 6691 - 139

The 6691-139 is a sought-after Solar piece from Seiko's golden era. It features a Silver dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-a132a14b455b]

Also known as: Emperor, Flighty

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1965

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