Seiko Cal. 6311 - 754

This Solar model from 1969 features a 38mm Two-Tone case. Powered by the 6311 caliber with 27j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-3c2dcd972749]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

White

Jewels

27j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1969

Related Models

• Seiko 4423-439
• Seiko 6164-548
• Seiko 6184-149
• Seiko 6273-452
• Seiko 6248-414
• Seiko 0797-855
• Seiko 6155-899
• Seiko 3825-357
• Seiko 6394-673
• Seiko 7138-713
• Seiko 3833-696
• Seiko 5254-391