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Round|Lab Grown|IGI

1.25ct J VS2 Round Lab Grown Diamond

ID • J/VS2 • IGI LG492123266

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492123266

Diamond specifications and retailer prices

From €636 EUR
$710 USD
As of October 30, 2026
Save €3,635 EUR (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,271 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.25ct lab-grown round diamond

This 1.25ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG492123266 or 492123266. Listed at 12 retailers as of October 29, 2026, with prices from €636 to €4,271, a €3,635 spread on the same certified stone. MOH London lists it at €4,271. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
J
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492123266
Dimensions6.89 × 6.86 × 4.26 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.89 mm6.86 mm1.25 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492123266
Side View
Table 57.5%Crown 35.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €4,271 EUR|Low: €636 EUR|High: €4,305 EUR|Avg: €1,916 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 2€636 EUR
Retailer 7€1,139 EUR
Retailer 11€1,276 EUR
Retailer 8€1,322 EUR
Retailer 10€1,322 EUR
Retailer 12€1,477 EUR
Retailer 4€1,523 EUR
Retailer 13€1,818 EUR
Retailer 9€2,094 EUR
Retailer 6€2,261 EUR
Retailer 3€2,464 EUR
Retailer 5€2,958 EUR
MOH London€4,271 EUR

16 data points across 13 retailers

12 retailers€636 EUR to €4,271 EUR

A
Cheapest Retailer
-
€636 EUR
$710 USD
B+
Retailer 2
-
€1,139 EUR
$1,273 USD
View
B+
Retailer 3
-
€1,240 EUR
$1,385 USD
View
B+
Retailer 4
-
€1,276 EUR
$1,426 USD
View
Final sale: no returns
B
Retailer 5
-
€1,322 EUR
$1,477 USD
View
Retailer 6
-
€1,322 EUR
$1,477 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
€1,477 EUR
$1,650 USD
View
B
Retailer 8
-
€2,094 EUR
$2,339 USD
View
B
Retailer 9
-
€2,261 EUR
View
B
Retailer 10
-
€2,464 EUR
$2,753 USD
View
B
Retailer 11
-
€2,478 EUR
$2,768 USD
View
Most Expensive
B
MOH London
LG492123266 · Oct 29
€4,271 EUR
£3,757 GBP
View
11 more retailers have this diamond
Prices start from €636 EURSave up to €3,635 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.25ct Round
€636 EUR