Seiko Cal. 3891 - 936

The Seiko 3891-936 represents an important milestone in Seiko's 1987 lineup. It features a Navy dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-d0eb586863a8]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1987

Related Models

• Seiko 7060-514
• Seiko 5684-953
• Seiko 6144-969
• Seiko 6251-158
• Seiko 5663-169
• Seiko 6135-547
• Seiko 6238-537
• Seiko 3840-147
• Seiko 4445-238
• Seiko 4496-504
• Seiko 0791-227
• Seiko 5215-469