Seiko Cal. 4592 - 550

Released in 1987, the Cal. 4592 with design code 550 was part of Seiko's domestic market collection. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-7afcf5925bbd]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1987

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