Seiko Cal. 5644 - 159

The 5644-159 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-aed65bed6ff9]

Also known as: UFO, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1987

Related Models

• Seiko 6311-964
• Seiko 5656-999
• Seiko 6620-854
• Seiko 4428-620
• Seiko 6374-175
• Seiko 3899-103
• Seiko 7112-792
• Seiko 6390-964
• Seiko 5235-162
• Seiko 4471-500
• Seiko 7113-622
• Seiko 6184-643