Seiko Cal. 4439 - 515

The 4439-515 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-31fd62057ef7]

Also known as: Sumo, Pogue

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1967

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