Seiko Cal. 4540 - 648

Released in 1995, the Cal. 4540 with design code 648 was part of Seiko's domestic market collection. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-dc95aa2cd7ee]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1995

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