Seiko Cal. 4550 - 103

The Seiko 4550-103 represents an important milestone in Seiko's 1973 lineup. It features a Silver dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-7c03516dac86]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1973

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