Seiko Cal. 0731 - 284

The Seiko 0731-284 represents an important milestone in Seiko's 1974 lineup. It features a White dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-394ae1503c14]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1974

Related Models

• Seiko 6385-124
• Seiko 0744-629
• Seiko 5247-940
• Seiko 6610-582
• Seiko 6126-928
• Seiko 3868-358
• Seiko 0781-127
• Seiko 6348-857
• Seiko 5235-839
• Seiko 4577-826
• Seiko 0716-476
• Seiko 3823-356