Seiko Cal. 4440 - 135

This Spring Drive model from 1965 features a 45mm Two-Tone case. With its 22mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-b6aaf2ea463c]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1965

Related Models

• Seiko 4592-540
• Seiko 6240-607
• Seiko 4561-182
• Seiko 5679-354
• Seiko 7041-126
• Seiko 5256-602
• Seiko 4412-824
• Seiko 6289-612
• Seiko 5220-874
• Seiko 6332-942
• Seiko 5614-512
• Seiko 0717-648