Round|Lab Grown|IGI

1.81ct H VS2 Round Lab Grown Diamond

EX • H/VS2 • IGI LG728521309

Shape and cutting style on the report: Round brilliant

Certificate IGI LG728521309

Diamond specifications and retailer prices

From $681 USD
€649 EUR
As of October 31, 2026
Save $1,043 USD (60%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,725 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.81ct lab-grown round diamond

This 1.81ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG728521309 or 728521309. Listed at 8 retailers as of October 31, 2026, with prices from $681 to $1,725, a $1,043 spread on the same certified stone. MOH London lists it at $1,725. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
H
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728521309
Dimensions7.77 × 7.75 × 4.87 mm
L/W Ratio1.00
Culet sizePointed
Top View
7.77 mm7.75 mm1.81 ctH / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728521309
Side View
Table 55.0%Crown 34.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.7%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $1,725 USD|Low: $538 USD|High: $1,745 USD|Avg: $927 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 8$538 USD
Retailer 10$625 USD
Retailer 2$681 USD
Retailer 6$688 USD
Retailer 4$708 USD
Retailer 5$708 USD
Retailer 3$945 USD
Retailer 9$1,273 USD
Retailer 7$1,460 USD
MOH London$1,725 USD

17 data points across 10 retailers

8 retailers$681 USD to $1,725 USD

Retailer 1
-
$538 USD
HK$4,200 HKD
Price last confirmed 58 days ago
A
Retailer 2
-
$681 USD
€649 EUR
View
A
Retailer 3
-
$688 USD
View
A
Retailer 4
-
$708 USD
View
A
Retailer 5
-
$708 USD
View
Retailer 6
-
$945 USD
View
Price last confirmed 14 days ago
Retailer 7
-
$1,460 USD
View
Price last confirmed 14 days ago
Most Expensive
B
MOH London
LG728521309 · Nov 1
$1,725 USD
£1,358 GBP
View
7 more retailers have this diamond
Prices start from $681 USDSave up to $1,043 USD

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
1.81ct Round
$681 USD