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Cushion|Lab Grown|IGI

0.73ct I VS1 Cushion Lab Grown Diamond

ID • I/VS1 • IGI LG788668916

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG788668916

Diamond specifications and retailer prices

From $204 USD
As of November 4, 2026
Save $415 USD (67%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $930 USD at Flawless Fine Jewelry · As of October 16, 2026
View at Flawless Fine Jewelry

About this 0.73ct lab-grown cushion diamond

This 0.73ct lab-grown cushion sits in the half to three-quarter carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788668916 or 788668916. Listed at 13 retailers as of November 4, 2026, with a 203% 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

0.73
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.8°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788668916
Dimensions5.04 × 4.97 × 3.37 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.04 mm4.97 mm0.73 ctI / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG788668916
Side View
Table 61.0%Crown 36.8°Girdle: MED-STKPavilion 34.7°Culet: NoneDepth 67.8%

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: Nov 4
Current: $930 USD|Low: $204 USD|High: $930 USD|Avg: $456 USD
Flawless Fine Jewelry
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
November 4, 2026
Retailer 5$204 USD
Retailer 12$243 USD
Retailer 11$250 USD
Retailer 9$301 USD
Retailer 3$314 USD
Retailer 7$326 USD
Retailer 4$411 USD
Retailer 10$420 USD
Retailer 8$450 USD
Retailer 13$484 USD
Retailer 6$542 USD
Retailer 2$619 USD
Retailer 14$828 USD
Flawless Fine Jewelry$930 USD

30 data points across 14 retailers

13 retailers$204 USD to $619 USD

A
Cheapest Retailer
-
$204 USD
A
Retailer 2
-
$243 USD
View
Retailer 3
-
$250 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$301 USD
View
Retailer 5
-
$314 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$326 USD
View
Retailer 7
-
$411 USD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$420 USD
View
B+
Retailer 9
-
$450 USD
View
B+
Retailer 10
-
$484 USD
View
B
Retailer 11
-
$619 USD
View
Retailer 12
-
$828 USD
View
Price last confirmed 9 days ago
Most Expensive
Flawless Fine Jewelry
CCAD9B55D · Oct 16
$930 USD
£732 GBP
View
Price last confirmed 19 days ago
12 more retailers have this diamond
Prices start from $204 USDSave up to $415 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
0.73ct Cushion
$204 USD