Cushion|Lab Grown|IGI

1.73ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG800619071

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG800619071

Diamond specifications and retailer prices

From $381 USD
As of October 25, 2026
Save $1,859 USD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,240 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.73ct lab-grown cushion diamond

This 1.73ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG800619071 or 800619071. Listed at 10 retailers as of October 25, 2026, with prices from $381 to $2,240, a $1,859 spread on the same certified stone. Brilliant Earth lists it at $2,240. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.5°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800619071
Dimensions8.30 × 6.08 × 4.17 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.30 mm6.08 mm1.73 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800619071
Side View
Table 57.0%Crown 26.5°Girdle: MED-THKPavilion 36.3°Culet: NoneDepth 68.6%

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: Oct 25
Current: $2,240 USD|Low: $381 USD|High: $2,290 USD|Avg: $1,077 USD|-2.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 7$381 USD
Retailer 12$551 USD
Retailer 8$622 USD
Retailer 9$625 USD
Retailer 6$722 USD
Retailer 2$754 USD
Retailer 4$818 USD
Retailer 11$1,464 USD
Retailer 10$1,511 USD
Retailer 5$1,693 USD
Retailer 3$1,716 USD
Brilliant Earth$2,240 USD

30 data points across 12 retailers

10 retailers$381 USD to $2,240 USD

A
Cheapest Retailer
-
$381 USD
A
Retailer 2
-
$622 USD
View
A
Retailer 3
-
$625 USD
View
A
Retailer 4
-
$722 USD
ZAR 11,669 ZAR
View
A
Retailer 5
-
$754 USD
£594 GBP
View
B
Retailer 6
-
$1,464 USD
View
B
Retailer 7
-
$1,511 USD
View
B
Retailer 8
-
$1,693 USD
£1,333 GBP
View
B
Retailer 9
-
$1,716 USD
View
Price last confirmed 50 days ago
Most Expensive
B
Brilliant Earth
21523674Y · Oct 28
$2,240 USD
View
9 more retailers have this diamond
Prices start from $381 USDSave up to $1,859 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
1.73ct Cushion
$381 USD