Seiko Cal. 6131 - 789

Seiko 6131-789

The Seiko 6131-789 represents an important milestone in Seiko's 1999 lineup. Powered by the 6131 caliber with 33j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-5ec4b3270030]

Also known as: Navigator, Baby Tuna

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
11.5mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Silver
Jewels
33j
Frequency
36,000 bph
Power Reserve
41 hours
Year
1999

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seikata-wm-5ec4b3270030