Strap for Seamaster Aqua Terra 150M Master Chronometer 38 Stainless Steel / Silver / Bracelet

The Omega Aqua Terra 220.10.38.20.02.001 features a lug width of 19mm, measured from the center of one attachment hole to the other. This non-standard dimension is specific to this model and requires straps specifically manufactured at this width to avoid lateral gaps or stress on the lugs.

The best strap depends on usage: alligator crocodile with vegetable tanning for formal elegance with natural patina; rough calf for pronounced texture; FKM rubber for sports versatility; shell cordovan for durability and deep patina development. The brushed steel case allows for both tonal continuity and contrast pairings.

Use a spring bar tool to remove the spring bar from the lug with a gentle motion toward the center of the case. Insert the new strap by sliding one end first, then press the spring bar into the other hole until it clicks into place. Never force the strap through the lug width.

All handcrafted 19mm straps are compatible. Verify that the strap is specifically manufactured at 19mm lug width, not approximated from 18mm or 20mm. Best results come from custom straps tailored to the actual lug width.

A quality leather strap with vegetable tanning lasts between 3 and 5 years with regular wear, developing natural patina. Durability depends on ambient humidity, frequency of wear, and maintenance (occasional cleaning). The Aqua Terra's steel case and water resistance allow frequent immersion, which requires immediate strap drying to preserve the leather.