Seiko Cal. 4435 - 927

This Hand-Winding model from 1978 features a 42mm Titanium case. With its 18mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-18a18c2810b9]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Champagne

Jewels

33j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1978

Related Models

• Seiko 5256-152
• Seiko 7019-410
• Seiko 7194-116
• Seiko 0765-798
• Seiko 7179-928
• Seiko 6694-618
• Seiko 5211-871
• Seiko 4488-406
• Seiko 5656-401
• Seiko 5683-600
• Seiko 4591-893
• Seiko 4578-592