Seiko Cal. 6239 - 445

The 6239-445 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-d3545eaf5670]

Also known as: Sumo, UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1971

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