Seiko Cal. 3872 - 740

This Spring Drive model from 1986 features a 45mm Two-Tone case. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-25105d4a22cf]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

21j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1986

Related Models

• Seiko 0774-374
• Seiko 6166-815
• Seiko 4445-148
• Seiko 6234-718
• Seiko 0722-507
• Seiko 5610-302
• Seiko 7161-769
• Seiko 7162-461
• Seiko 6678-195
• Seiko 5296-276
• Seiko 0790-651
• Seiko 7113-459