OMEGA 21230362001001 Seamaster Diver 300M 421558
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Omega

OMEGA 21230362001001 Seamaster Diver 300M 421558

210.30.42.20.01.001
Deal Score42
$3,4605% above avg sold (Avg $3,296)
Flyback: fair value est. $3,343
Watch OnlyCondition: Very Good

Why This Score?

Fair deal: moderately trusted seller, good condition. Full set would significantly increase this score..

Key Drivers
Moderately trusted seller
Good condition
Priced at market
Watch only (no box or papers)

The model prioritized pricing data from 323 comparable sales over a 90-day window.

Flip Estimate

Buy (asking price)$3,460
Est. sell (90d market median)$3,296.15
Selling fees (~13%)−$428
Est. profit$592

Sell estimate uses the 90-day market median. Assumes eBay resale with 13% in fees (FVF + payment). Excludes shipping and condition risk.

Watch Specs

diversteel300mblack
42mm
Diameter
48.5mm
Lug to Lug
13.5mm
Thickness
21mm
Lug Width
Caliber
8800
Movement
Automatic
Crystal
Sapphire
Power Reserve
55h
Case Material
stainless steel
Dial
black
Strap
bracelet
MSRP:
$5,500
Introduced:
2018

Perceived Size

How it wears, not just how it measures

~51mm

vs 49mm L2L

Compact (36mm)Substantial (60mm)

13.5mm case thickness adds +2mm wrist presence

Will this fit your wrist?

Slide to your wrist circumference to see the fit diagram.

Wrist circumference17 cm
12cm17cm (avg)22cm

Sold Comps (180 days)

332 sold in 90 days (all conditions)
NewFULL SETBOX ONLYPAPERS ONLYWATCH ONLYAsking Price