Seiko Cal. 4438 - 236

The Seiko 4438-236 represents an important milestone in Seiko's 1972 lineup. Powered by the 4438 caliber with 23j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-dce8246b9464]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1972

Related Models

• Seiko 5227-564
• Seiko 4546-476
• Seiko 6290-153
• Seiko 5217-210
• Seiko 6237-757
• Seiko 6156-465
• Seiko 3832-533
• Seiko 4549-524
• Seiko 6380-400
• Seiko 4514-276
• Seiko 0794-362
• Seiko 5226-665