Seiko Cal. 4438 - 988

The Seiko 4438-988 represents an important milestone in Seiko's 1968 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-dc63ecf6d080]

Also known as: Turtle

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1968

Related Models

• Seiko 7065-782
• Seiko 7197-844
• Seiko 0761-579
• Seiko 4442-117
• Seiko 6674-975
• Seiko 6678-922
• Seiko 4583-846
• Seiko 0728-126
• Seiko 5253-346
• Seiko 6169-734
• Seiko 7145-402
• Seiko 6665-694