Seiko Cal. 4565 - 637

The 4565-637 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-7d276f6c4787]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1990

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