Seiko Cal. 6638 - 293

The 6638-293 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6638 caliber with 36j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-979199d7c961]

Also known as: Rally, Goldfeather

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Burgundy

Jewels

36j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1983

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