Seiko Cal. 6645 - 150

The Seiko 6645-150 represents an important milestone in Seiko's 1968 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-09adb7afcffa]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1968

Related Models

• Seiko 6313-746
• Seiko 4492-828
• Seiko 6156-610
• Seiko 0760-695
• Seiko 4513-208
• Seiko 5670-487
• Seiko 5262-885
• Seiko 4438-954
• Seiko 6267-771
• Seiko 7170-937
• Seiko 0728-787
• Seiko 5258-682