Cushion|Lab Grown|IGI

1.51ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG819602179

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG819602179

Diamond specifications and retailer prices

From $282 USD
HK$2,200 HKD
As of November 1, 2026
Save $758 USD (73%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,190 USD at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG819602179 or 819602179. Listed at 18 retailers as of October 31, 2026, with a 269% 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
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819602179
Dimensions7.57 × 5.96 × 3.97 mm
L/W Ratio1.27
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.57 mm5.96 mm1.51 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG819602179
Side View
Table 63.0%Crown 36.5°Girdle: MED-THKPavilion 33.1°Culet: NoneDepth 66.6%

Caratlytics Score

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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: Nov 1
Current: $399 USD|Low: $223 USD|High: $1,290 USD|Avg: $703 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Reve Diamonds
October 31, 2026
Retailer 9$223 USD
Retailer 15$289 USD
Retailer 1$399 USD
Retailer 2$417 USD
Retailer 4$428 USD
Retailer 16$449 USD
Retailer 7$503 USD
Retailer 11$516 USD
Retailer 10$628 USD
Retailer 14$796 USD
Retailer 8$847 USD
Retailer 6$960 USD
Retailer 13$968 USD
Retailer 3$1,000 USD
Retailer 5$1,005 USD
Retailer 12$1,040 USD
Retailer 17$1,156 USD
Reve Diamonds$1,190 USD

37 data points across 18 retailers

18 retailers$282 USD to $1,040 USD

A
Cheapest Retailer
-
$282 USD
HK$2,200 HKD
A
Retailer 2
-
$289 USD
£228 GBP
View
A
Retailer 3
-
$399 USD
€380 EUR
View
Retailer 4
-
$417 USD
ZAR 6,740 ZAR
View
Price last confirmed 9 days ago
Retailer 5
-
$428 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$449 USD
£354 GBP
View
A
Retailer 7
-
$503 USD
View
A
Retailer 8
-
$516 USD
View
B+
Retailer 9
-
$628 USD
View
B+
Retailer 10
-
$796 USD
SGD 1,076 SGD
View
B+
Retailer 11
-
$847 USD
View
Retailer 12
-
$960 USD
£756 GBP
View
Price last confirmed 7 days ago
B
Retailer 13
-
$968 USD
View
Retailer 14
-
$1,000 USD
View
Price last confirmed 11 days ago
B
Retailer 15
-
$1,005 USD
View
B
Retailer 16
-
$1,040 USD
View
Retailer 17
-
$1,156 USD
£910 GBP
View
Price last confirmed 8 days ago
Most Expensive
Reve Diamonds
0A4975EDA · Oct 25
$1,190 USD
View
Price last confirmed 8 days ago
17 more retailers have this diamond
Prices start from $282 USDSave up to $758 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
1.51ct Cushion
$282 USD