Seiko Cal. 6138 - 907

The 6138-907 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-a69cb21684c6]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1968

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