Seiko Cal. 3850 - 731

Released in 1992, the Cal. 3850 with design code 731 was part of Seiko's domestic market collection. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-91fe1cbff3fa]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1992

Related Models

• Seiko 6395-287
• Seiko 7044-934
• Seiko 5282-117
• Seiko 6345-469
• Seiko 6694-436
• Seiko 6363-313
• Seiko 0753-466
• Seiko 7130-960
• Seiko 5222-959
• Seiko 7038-772
• Seiko 6273-931
• Seiko 5252-573