Seiko Cal. 6257 - 235

Released in 1980, the Cal. 6257 with design code 235 was part of Seiko's domestic market collection. Powered by the 6257 caliber with 28j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-4b2ff26373de]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1980

Related Models

• Seiko 7065-183
• Seiko 5223-769
• Seiko 4457-495
• Seiko 3816-387
• Seiko 7095-538
• Seiko 6283-203
• Seiko 7143-984
• Seiko 5682-507
• Seiko 4527-405
• Seiko 6658-376
• Seiko 0725-297
• Seiko 0785-431