Seiko Cal. 6240 - 851

Released in 1984, the Cal. 6240 with design code 851 was part of Seiko's domestic market collection. With its 18mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-d56dea767bc1]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1984

Related Models

• Seiko 5210-601
• Seiko 6318-326
• Seiko 6245-847
• Seiko 4563-372
• Seiko 4415-398
• Seiko 5685-732
• Seiko 7080-153
• Seiko 6347-702
• Seiko 3841-687
• Seiko 6338-248
• Seiko 6127-965
• Seiko 0773-846