Omega · Seamaster Planet Ocean
Strap for Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / Black / Bracelet / James Bond Skyfall
Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
Straps for the Seamaster Planet Ocean 232.30.42.21.01.004 (aka: 23230422101004, James Bond, 007, Skyfall)
Selected for the 20 mm lug width · workshop selection
Black Alligator Strap with Light Blue Edges€149
Red Alligator Strap Water Resistant€195
Green Rubberized Alligator Strap with Ecru Tribal Stitching€149
Military Alligator Green Strap€138
Hammered Calfskin Strap Light Blue€98
The Seamaster Planet Ocean 232.30.42.21.01.004 (aka: 23230422101004, James Bond, 007, Skyfall), seen from the bench
Frequently asked questions
What is the lug width of the Omega Seamaster Planet Ocean 232.30.42.21.01.004?
The lug width is 20mm. This measurement is the distance between the metal pins of the case that connect the strap. For precise measurement, use a digital caliper positioned between the two internal holes of the lugs: tolerance must be minimal so the strap fits securely and durably.
What is the best strap material for the Seamaster Planet Ocean 232.30.42.21.01.004?
It depends on usage: authentic alligator offers elegance with regular texture and softness ideal for semi-formal occasions; vegetable-tanned calf develops natural patina over time; Shell Cordovan guarantees longevity exceeding 10 years; fabric NATO ensures practicality for water sports without aesthetic compromise; FKM rubber is perfect for prolonged humid environments. A versatile approach is to opt for reversible leather/rubber straps.
How do I change the strap on my Seamaster Planet Ocean 232.30.42.21.01.004?
The strap is secured by two pins that pass through the case lugs. To remove it: position the watch with lug facing downward, use a spring bar tool or a corkscrew to push the pin outward, extract it completely. Insert the new strap by aligning the holes, reinsert the pins from both sides ensuring the strap is centered. If you are a beginner, rely on an authorized service center or the Casati Milano atelier to avoid damage to the lugs.
Is an aftermarket 20mm strap compatible with the Seamaster Planet Ocean 232.30.42.21.01.004?
Yes, any strap with a 20mm lug width is compatible if the pins have standard diameter (typically 1.6-1.8mm). However, construction quality is crucial: poor-quality leather wears quickly, while vegetable-tanned or Shell Cordovan leather guarantees superior longevity. Always verify that the strap has been produced with adequate thickness (1.4-1.6mm) and that the loops are proportioned to the case diameter.
How long does a leather strap last on this Omega?
Durability depends on material and usage. Standard calf with vegetable tanning typically resists 3-5 years with daily use and regular care (cleaning, occasional hydration). Shell Cordovan easily reaches 8-10 years thanks to its dense fibrous structure. Alligator, if protected from frequent sweat and humidity, lasts 4-6 years. FKM rubber exceeds 10 years. To maximize durability: avoid prolonged exposure to direct sweat, hydrate the leather every 6 months with specific balms, periodically remove the watch during sleep.
The next step
The right strap isn't chosen. It is built, together.
From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.
Request an appointment →Casati Milano · Via XX Settembre 15, Milan · by appointment only

