Seiko Cal. 6623 - 537

The 6623-537 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-d613697682e2]

Also known as: Turtle, Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1979

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