Seiko Cal. 4550 - 448

The Seiko 4550-448 represents an important milestone in Seiko's 1995 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-436934d6cdc4]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

35j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1995

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