Seiko Cal. 6241 - 636

Seiko 6241-636

The Seiko 6241-636 represents an important milestone in Seiko's 1987 lineup. Powered by the 6241 caliber with 35j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-c3884fc30ed0]

Also known as: Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
9.5mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Burgundy
Jewels
35j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1987

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