Seiko Cal. 6331 - 736

The 6331-736 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-2a67ec0f4c32]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1991

Related Models

• Seiko 6143-872
• Seiko 5655-302
• Seiko 3841-141
• Seiko 5686-541
• Seiko 4575-473
• Seiko 5218-691
• Seiko 7144-710
• Seiko 7126-171
• Seiko 0750-953
• Seiko 6325-838
• Seiko 0710-423
• Seiko 6661-313