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Marquise|Lab Grown|IGI

1.79ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG823635229

Certificate IGI LG823635229

Diamond specifications and retailer prices

From $697 USD
Save $2,427 USD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,124 USD at Queensmith
View at Queensmith

About this 1.79ct lab-grown marquise diamond

This 1.79ct 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 LG823635229 or 823635229. Listed at 12 retailers, with prices from $697 to $3,124 at Queensmith, a $2,427 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

1.79
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823635229
Dimensions13.08 × 6.26 × 3.92 mm
L/W Ratio2.09
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
13.08 mm6.26 mm1.79 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823635229
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $3,124 USD|Low: $697 USD|High: $3,124 USD|Avg: $1,808 USD
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 1, 2026
Retailer 9$697 USD
Retailer 5$804 USD
Retailer 7$900 USD
Retailer 4$1,055 USD
Retailer 10$1,205 USD
Retailer 8$1,848 USD
Retailer 11$2,256 USD
Retailer 3$2,498 USD
Retailer 6$2,545 USD
Retailer 12$2,737 USD
Retailer 2$3,084 USD
Queensmith$3,124 USD

5 data points across 12 retailers

12 retailers$697 USD to $3,124 USD

B+
Cheapest Retailer
-
$697 USD
B+
Retailer 2
-
$804 USD
£633 GBP
View
B+
Retailer 3
-
$900 USD
View
B+
Retailer 4
-
$1,055 USD
View
B+
Retailer 5
-
$1,208 USD
£951 GBP
View
B+
Retailer 6
-
$1,848 USD
View
B
Retailer 7
-
$2,256 USD
£1,776 GBP
View
B
Retailer 8
-
$2,498 USD
View
B
Retailer 9
-
$2,545 USD
View
B
Retailer 10
-
$2,737 USD
View
Retailer 11
-
$3,084 USD
£2,428 GBP
View
Most Expensive
B
Queensmith
LG823635229 · Sep 29
$3,124 USD
£2,460 GBP
View
11 more retailers have this diamond
Prices start from $697 USDSave up to $2,427 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.

B+
1.79ct Marquise
$697 USD