Seiko Cal. 6394 - 257

The Seiko 6394-257 represents an important milestone in Seiko's 1989 lineup. Powered by the 6394 caliber with 19j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-d531686a9a92]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Burgundy

Jewels

19j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1989

Related Models

• Seiko 0736-862
• Seiko 4450-289
• Seiko 6386-945
• Seiko 6210-598
• Seiko 7188-248
• Seiko 6265-576
• Seiko 7188-161
• Seiko 0776-277
• Seiko 7149-834
• Seiko 5647-542
• Seiko 6152-534
• Seiko 5657-540