Seiko Cal. 5642 - 734

The 5642-734 is a sought-after Kinetic piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-27facd3f4be9]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

23j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1980

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