Seiko Cal. 4550 - 720

The 4550-720 is a sought-after Quartz piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-1ffd5dfb6205]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1969

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