Seiko Cal. 4539 - 273

The Seiko 4539-273 represents an important milestone in Seiko's 1998 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-ac16dbf7c4a9]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1998

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