Seiko Cal. 4537 - 198

The Seiko 4537-198 represents an important milestone in Seiko's 1978 lineup. It features a Navy dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-94a3ea3a002a]

Also known as: Turtle, Golden Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1978

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