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Round|Lab Grown|IGI

1.51ct K VS2 Round Lab Grown Diamond

EX • K/VS2 • IGI LG445039414

Shape and cutting style on the report: Round brilliant

Certificate IGI LG445039414

Diamond specifications and retailer prices

From $2,906 AUD
As of November 5, 2026
Save $2,501 AUD (46%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $9,601 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG445039414 or 445039414. Listed at 9 retailers as of November 5, 2026, with a 86% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
K
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445039414
Dimensions7.49 × 7.54 × 4.36 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.49 mm7.54 mm1.51 ctK / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445039414
Side View
Table 61.5%Crown 31.5°GirdlePavilion 40.2°Culet: NoneDepth 58.0%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $9,601 AUD|Low: $2,790 AUD|High: $9,757 AUD|Avg: $5,076 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 4$2,906 AUD
Retailer 7$3,161 AUD
Retailer 5$3,371 AUD
Retailer 2$3,607 AUD
Retailer 9$4,283 AUD
Retailer 8$4,634 AUD
Retailer 6$5,273 AUD
Retailer 3$5,407 AUD
Retailer 10$7,541 AUD
MOH London$9,601 AUD

18 data points across 10 retailers

9 retailers$2,906 AUD to $5,407 AUD

B
Cheapest Retailer
-
$2,906 AUD
B
Retailer 2
-
$3,161 AUD
View
B
Retailer 3
-
$3,371 AUD
View
Retailer 4
-
$3,371 AUD
View
Price last confirmed 26 days ago
B
Retailer 5
-
$3,607 AUD
View
B
Retailer 6
-
$4,634 AUD
View
B
Retailer 7
-
$5,273 AUD
View
B
Retailer 8
-
$5,407 AUD
View
Most Expensive
MOH London
LG445039414 · Nov 5
$9,601 AUD
£5,292 GBP
View
Price under review
8 more retailers have this diamond
Prices start from $2,906 AUDSave up to $2,501 AUD

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.

B
1.51ct Round
$2,906 AUD