18038.,18039, 18046, 18078, 18079, 118138, 118238, 118239, 118205 watch and potentially others. The bezel is produced from heavy 18k real gold, not gold-filled, plated, or overlaid. Its 2.75 mm thickness makes it compatible with both plastic and sapphire crystal watches, including potential conversions from plastic crystal to sapphire.
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