Seiko Cal. 6639 - 323

The 6639-323 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-1f5ba79fbc52]

Also known as: Shogun, Rally

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1975

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