Seiko Cal. 4433 - 693

The Seiko 4433-693 represents an important milestone in Seiko's 1990 lineup. It features a Green dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-f0e71a0279ee]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1990

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