Seiko Cal. 4591 - 340

This Hand-Winding model from 1996 features a 37mm Two-Tone case. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-6717cadc98f6]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1996

Related Models

• Seiko 4438-992
• Seiko 7098-111
• Seiko 7023-438
• Seiko 6673-239
• Seiko 7033-603
• Seiko 6678-707
• Seiko 5244-238
• Seiko 6198-889
• Seiko 0761-638
• Seiko 6151-602
• Seiko 4479-794
• Seiko 4413-722