Seiko Cal. 5644 - 705

The 5644-705 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-5dafc10c531b]

Also known as: Rally, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1971

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