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Marquise|Lab Grown|IGI

1.80ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG816672824

Certificate IGI LG816672824

Diamond specifications and retailer prices

From $838 USD
Save $6,602 USD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,440 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 1.8ct lab-grown marquise diamond

This 1.8ct 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 LG816672824 or 816672824. Listed at 22 retailers, with prices from $838 to $7,440 at Do Amore Diamonds, a $6,602 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

1.80
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816672824
Dimensions13.09 × 6.38 × 3.91 mm
L/W Ratio2.05
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
13.09 mm6.38 mm1.80 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816672824
Side View
Table 63.0%Crown 33.9°Girdle: MediumPavilion 40.4°Culet: NoneDepth 61.3%

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: Sep 30
Current: $7,440 USD|Low: $669 USD|High: $7,440 USD|Avg: $2,365 USD
Do Amore Diamonds
Retailer 2
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Retailer 23
October 1, 2026
Retailer 11$684 USD
Retailer 20$838 USD
Retailer 22$911 USD
Retailer 8$938 USD
Retailer 5$958 USD
Retailer 10$1,170 USD
Retailer 13$1,191 USD
Retailer 16$1,211 USD
Retailer 7$1,290 USD
Retailer 19$1,564 USD
Retailer 21$1,676 USD
Retailer 3$1,932 USD
Retailer 14$2,162 USD
Retailer 23$2,673 USD
Retailer 4$2,885 USD
Retailer 9$2,957 USD
Retailer 18$3,015 USD
Retailer 17$3,282 USD
Retailer 15$3,398 USD
Retailer 2$3,680 USD
Retailer 6$3,804 USD
Retailer 12$3,822 USD
Do Amore Diamonds$7,440 USD

39 data points across 23 retailers

22 retailers$838 USD to $7,440 USD

B+
Cheapest Retailer
-
$838 USD
B+
Retailer 2
-
$911 USD
View
B+
Retailer 3
-
$938 USD
View
B+
Retailer 4
-
$958 USD
View
B+
Retailer 5
-
$1,170 USD
View
B+
Retailer 6
-
$1,191 USD
£938 GBP
View
B+
Retailer 7
-
$1,211 USD
View
B+
Retailer 8
-
$1,290 USD
View
B+
Retailer 9
-
$1,564 USD
View
B+
Retailer 10
-
$1,675 USD
£1,319 GBP
View
B+
Retailer 11
-
$1,932 USD
ZAR 31,208 ZAR
View
B
Retailer 12
-
$2,162 USD
View
Price last confirmed 45 days ago
B
Retailer 13
-
$2,673 USD
A$4,113 AUD
View
B
Retailer 14
-
$2,885 USD
View
B
Retailer 15
-
$2,957 USD
£2,328 GBP
View
B
Retailer 16
-
$3,015 USD
View
B
Retailer 17
-
$3,282 USD
A$5,049 AUD
View
B
Retailer 18
-
$3,398 USD
View
C
Retailer 19
-
$3,680 USD
£2,898 GBP
View
C
Retailer 20
-
$3,804 USD
SGD 5,140 SGD
View
C
Retailer 21
-
$3,822 USD
View
Most Expensive
C
Do Amore Diamonds
27-E0EB2547A · Oct 1
$7,440 USD
View
21 more retailers have this diamond
Prices start from $838 USDSave up to $6,602 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+
1.80ct Marquise
$838 USD