Seiko Cal. 5649 - 789

The 5649-789 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-9cb20760d4d5]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1978

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