Seiko Cal. 5250 - 310

The Seiko 5250-310 represents an important milestone in Seiko's 1996 lineup. It features a Green dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-ec880a456ac6]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1996

Related Models

• Seiko 6247-874
• Seiko 6640-355
• Seiko 7163-976
• Seiko 6693-526
• Seiko 6146-813
• Seiko 3812-399
• Seiko 4514-426
• Seiko 6137-383
• Seiko 6152-782
• Seiko 6398-544
• Seiko 5296-317
• Seiko 6317-737