Coghlan's
Coghlan's Liquid Filled Wrist Compass (4-Pack)
$19.76
Weight: 0.17 oz. (5 g)Diameter: 7/8” (2.2 cm)Waterproof and impact resistantLuminous DialJeweled pivotWaterproof and impact resistant, liquid filled compass with luminous dial. Adjustable strap.