Seiko Cal. 4518 - 454

The Seiko 4518-454 represents an important milestone in Seiko's 1970 lineup. It features a Silver dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-aefd0e2044f3]

Also known as: Sumo, World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1970

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