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Marquise|Lab Grown|IGI

1.73ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG668472310

Certificate IGI LG668472310

Diamond specifications and retailer prices

From $853 USD
Save $6,727 USD (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,580 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 1.73ct lab-grown marquise diamond

This 1.73ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG668472310 or 668472310. Listed at 20 retailers, with prices from $853 to $7,580 at Do Amore Diamonds, a $6,727 spread on the same certified stone. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668472310
Dimensions12.36 × 6.22 × 3.92 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.36 mm6.22 mm1.73 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668472310
Side View
Table 59.0%Crown 35.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $7,580 USD|Low: $853 USD|High: $7,580 USD|Avg: $2,338 USD
Do Amore Diamonds
Retailer 2
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Retailer 20
October 1, 2026
Retailer 18$853 USD
Retailer 20$928 USD
Retailer 6$976 USD
Retailer 5$990 USD
Retailer 8$1,029 USD
Retailer 11$1,136 USD
Retailer 7$1,139 USD
Retailer 2$1,214 USD
Retailer 16$1,397 USD
Retailer 19$1,709 USD
Retailer 4$1,968 USD
Retailer 17$2,210 USD
Retailer 9$3,018 USD
Retailer 15$3,072 USD
Retailer 13$3,117 USD
Retailer 14$3,432 USD
Retailer 3$3,750 USD
Retailer 12$3,893 USD
Retailer 10$4,750 USD
Do Amore Diamonds$7,580 USD

38 data points across 20 retailers

20 retailers$853 USD to $7,580 USD

A
Cheapest Retailer
-
$853 USD
A
Retailer 2
-
$928 USD
View
A
Retailer 3
-
$976 USD
View
A
Retailer 4
-
$990 USD
View
A
Retailer 5
-
$1,029 USD
View
A
Retailer 6
-
$1,136 USD
View
A
Retailer 7
-
$1,139 USD
View
A
Retailer 8
-
$1,214 USD
£956 GBP
View
A
Retailer 9
-
$1,397 USD
View
A
Retailer 10
-
$1,707 USD
£1,344 GBP
View
A
Retailer 11
-
$1,968 USD
ZAR 31,794 ZAR
View
B+
Retailer 12
-
$2,210 USD
View
B+
Retailer 13
-
$3,018 USD
£2,376 GBP
View
B+
Retailer 14
-
$3,072 USD
View
B+
Retailer 15
-
$3,117 USD
A$4,796 AUD
View
B+
Retailer 16
-
$3,432 USD
View
B
Retailer 17
-
$3,750 USD
£2,953 GBP
View
B
Retailer 18
-
$3,893 USD
View
B
Retailer 19
-
$4,750 USD
View
Price last confirmed 40 days ago
Most Expensive
B
Do Amore Diamonds
27-1B04D236C · Oct 1
$7,580 USD
View
19 more retailers have this diamond
Prices start from $853 USDSave up to $6,727 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.

A
1.73ct Marquise
$853 USD