Seiko Cal. 4437 - 618

This Automatic model from 1993 features a 40mm Gold-Plated case. It features a White dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-cbe1a71ce112]

Also known as: Tuna, Bellmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1993

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