NH70 Skeleton Sub Style Watch Black Ring chapter-rings then use the tool to

then use the tool to tighten clockwise (right) until snug (do not over-tighten)

X-33 Marstimer 45 MM

Aluminum Inserts Color Options: Black/Silver C

Ceramic Insert Color Options: Blue/Yellow Gold SUB

To close: start the case back by hand first

NH70 Skeleton Sub Style Watch Black Ring chapter-rings then use the tool toSKU: WCSKLT Item: Custom Made MODS Skeleton SUB Style Watch Material: Stainless Steel, Ceramic Case Color Options: Silver Ceramic Color Options: Blue Red Gold OMG Crown Color Options: Silver (Screw down) Case Shape Options: Round Crystal Options: Sapphire Dial Ring Color Options: Silver Black Dial Color Options: Silver Skeleton Hands Color Options: Silver (Luminous) Case Size Options: 41 MM OY Bracelet Length Options: 215 MM OY Bracelet Size Options: