Seiko Cal. 5639 - 454

The 5639-454 is a sought-after Automatic piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-208d71d0827a]

Also known as: Panda

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1966

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