Seiko Cal. 6657 - 853

Released in 1988, the Cal. 6657 with design code 853 was part of Seiko's domestic market collection. It features a Navy dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-60e17fa4d9d4]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1988

Related Models

• Seiko 6145-564
• Seiko 6633-284
• Seiko 5628-685
• Seiko 4480-125
• Seiko 7098-681
• Seiko 6270-205
• Seiko 3845-460
• Seiko 0778-238
• Seiko 3828-433
• Seiko 6269-899
• Seiko 5294-359
• Seiko 0799-675