Seiko Cal. 4518 - 436

This Automatic model from 1999 features a 39mm Gold-Plated case. With its 20mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-638c130b5bc7]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1999

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