Oval|Lab Grown|IGI

1.80ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG739529555

Certificate IGI LG739529555

Diamond specifications and retailer prices

From $761 USD
€725 EUR
Save $1,230 USD (62%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,420 USD at Brilliant Earth
View at Brilliant Earth

About this 1.8ct lab-grown oval diamond

This 1.8ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG739529555 or 739529555. Listed at 19 retailers, with a 162% 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

1.80
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739529555
Dimensions10.43 × 6.59 × 4.14 mm
L/W Ratio1.58
Girdle conditionFaceted
Culet sizePointed
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
10.43 mm6.59 mm1.80 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739529555
Side View
Table 60.0%Crown 36.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.8%

Caratlytics Score

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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 25
Current: $5,420 USD|Low: $312 USD|High: $6,060 USD|Avg: $1,449 USD|-10.6%
Brilliant Earth
Retailer 2
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Retailer 6
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Retailer 21
September 25, 2026
Retailer 18$392 USD
Retailer 21$438 USD
Retailer 20$480 USD
Retailer 4$486 USD
Retailer 11$538 USD
Retailer 5$672 USD
Retailer 6$735 USD
Retailer 16$741 USD
Retailer 2$761 USD
Retailer 15$786 USD
Retailer 3$817 USD
Retailer 7$1,254 USD
Retailer 9$1,416 USD
Retailer 13$1,547 USD
Retailer 14$1,585 USD
Retailer 12$1,599 USD
Retailer 10$1,806 USD
Retailer 17$1,899 USD
Retailer 19$1,991 USD
Retailer 8$2,803 USD
Brilliant Earth$5,420 USD

35 data points across 21 retailers

19 retailers$761 USD to $1,991 USD

A
Retailer 1
-
$392 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$480 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$538 USD
HK$4,200 HKD
View
Price last confirmed 27 days ago
A
Retailer 4
-
$672 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$735 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$741 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
$761 USD
€725 EUR
View
A
Retailer 8
-
$786 USD
£619 GBP
View
Price last confirmed 7 days ago
A
Retailer 9
-
$817 USD
ZAR 13,197 ZAR
View
Price last confirmed 13 days ago
B+
Retailer 10
-
$1,254 USD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$1,416 USD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$1,547 USD
SGD 2,090 SGD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$1,599 USD
View
Price last confirmed 7 days ago
B+
Retailer 14
-
$1,806 USD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
$1,846 USD
View
B+
Retailer 16
-
$1,899 USD
£1,495 GBP
View
Price last confirmed 9 days ago
B+
Retailer 17
-
$1,991 USD
View
B
Retailer 18
-
$2,803 USD
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
19055825A · Sep 23
$5,420 USD
View
Price last confirmed 7 days ago
18 more retailers have this diamond
Prices start from $761 USDSave up to $1,230 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
1.80ct Oval
$761 USD