Seiko Cal. 6257 - 780

The Seiko 6257-780 represents an important milestone in Seiko's 1991 lineup. It features a Green dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-05232ce38d67]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1991

Related Models

• Seiko 3834-382
• Seiko 4444-130
• Seiko 7065-355
• Seiko 7138-846
• Seiko 6638-432
• Seiko 4551-489
• Seiko 4435-904
• Seiko 6676-798
• Seiko 7157-896
• Seiko 7027-884
• Seiko 7075-178
• Seiko 6381-516