Oval|Lab Grown|IGI

1.51ct G VS2 Oval Lab Grown Diamond

EX • G/VS2 • IGI LG566311153

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG566311153

Diamond specifications and retailer prices

From $1,680 USD
As of October 29, 2026
Save $690 USD (29%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,124 USD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG566311153 or 566311153. Listed at 14 retailers as of October 29, 2026, with a 41% 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
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG566311153
Dimensions9.24 × 6.43 × 4.03 mm
L/W Ratio1.44
Girdle conditionFaceted
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
9.24 mm6.43 mm1.51 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG566311153
Side View
Table 60.0%Crown 37.4°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,124 USD|Low: $1,517 USD|High: $6,359 USD|Avg: $3,232 USD
NZ Jewellers
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 29, 2026
Retailer 7$1,680 USD
Retailer 9$1,897 USD
Retailer 13$2,064 USD
Retailer 3$2,124 USD
Retailer 10$2,200 USD
Retailer 5$2,370 USD
Retailer 2$3,016 USD
Retailer 12$3,446 USD
Retailer 8$3,613 USD
NZ Jewellers$4,124 USD
Retailer 4$4,557 USD
Retailer 11$5,928 USD
Retailer 6$6,317 USD

40 data points across 13 retailers

14 retailers$1,680 USD to $2,370 USD

B
Cheapest Retailer
-
$1,680 USD
B
Retailer 2
-
$1,897 USD
View
B
Retailer 3
-
$2,064 USD
View
B
Retailer 4
-
$2,124 USD
View
Final sale: no returns
B
Retailer 5
-
$2,200 USD
View
Price last confirmed 18 days ago
B
Retailer 6
-
$2,200 USD
View
B
Retailer 7
-
$2,370 USD
View
B
Retailer 8
-
$3,016 USD
£2,375 GBP
View
Price under review
B
Retailer 9
-
$3,446 USD
View
Price under review
B
Retailer 10
-
$3,613 USD
View
Price under review
Most Expensive
B
NZ Jewellers
456bbfdb-12ae-417f-949b-f3e70c3935cb · Oct 28
$4,124 USD
View
Price under review
10 more retailers have this diamond
Prices start from $1,680 USDSave up to $690 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.

B
1.51ct Oval
$1,680 USD