Seiko Cal. 4432 - 227

This Hand-Winding model from 1995 features a 40mm PVD Black case. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-c9d9ce19bf88]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1995

Related Models

• Seiko 4461-143
• Seiko 7029-123
• Seiko 6683-348
• Seiko 6636-661
• Seiko 6290-352
• Seiko 7185-919
• Seiko 5659-215
• Seiko 5623-927
• Seiko 4579-482
• Seiko 7127-976
• Seiko 5653-295
• Seiko 5697-771