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Oval|Lab Grown|IGI

1.55ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG747515264

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG747515264

Diamond specifications and retailer prices

From $741 USD
As of October 28, 2026
Save $2,498 USD (77%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $5,440 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.55ct lab-grown oval diamond

This 1.55ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG747515264 or 747515264. Listed at 26 retailers as of October 26, 2026, with a 337% 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

1.55
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747515264
Dimensions6.55 × 6.55 × 3.88 mm
L/W Ratio1.00
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
6.55 mm6.55 mm1.55 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747515264
Side View
Table 61.0%Crown 34.6°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 59.2%

Caratlytics Score

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

Price History

Last verified: Oct 28
Current: $5,440 USD|Low: $662 USD|High: $5,610 USD|Avg: $1,998 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 17$662 USD
Retailer 8$741 USD
Retailer 5$768 USD
Retailer 7$1,012 USD
Retailer 3$1,100 USD
Retailer 11$1,100 USD
Retailer 14$1,188 USD
Retailer 2$1,228 USD
Retailer 10$1,411 USD
Retailer 16$1,961 USD
Retailer 9$2,393 USD
Retailer 4$2,481 USD
Retailer 12$2,537 USD
Retailer 6$2,588 USD
Retailer 15$2,600 USD
Retailer 13$3,239 USD
Brilliant Earth$5,440 USD

44 data points across 17 retailers

26 retailers$741 USD to $3,239 USD

Retailer 1
-
$662 USD
Price last confirmed 19 days ago
Retailer 2
-
$720 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$741 USD
View
Final sale: no returns
Retailer 4
-
$768 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$768 USD
View
Retailer 6
-
$768 USD
View
Price last confirmed 27 days ago
Retailer 7
-
$768 USD
View
Price last confirmed 12 days ago
B+
Retailer 8
-
$1,012 USD
View
B+
Retailer 9
-
$1,100 USD
View
B+
Retailer 10
-
$1,100 USD
View
B+
Retailer 11
-
$1,168 USD
View
B+
Retailer 12
-
$1,188 USD
A$1,828 AUD
View
B+
Retailer 13
-
$1,228 USD
£967 GBP
View
B+
Retailer 14
-
$1,411 USD
ZAR 22,799 ZAR
View
B
Retailer 15
-
$1,961 USD
View
Retailer 16
-
$2,159 USD
View
Price last confirmed 22 days ago
B
Retailer 17
-
$2,393 USD
£1,884 GBP
View
B
Retailer 18
-
$2,481 USD
View
B
Retailer 19
-
$2,537 USD
€2,416 EUR
View
B
Retailer 20
-
$2,588 USD
SGD 3,497 SGD
View
Retailer 21
-
$2,600 USD
View
Price last confirmed 8 days ago
B
Retailer 22
-
$2,619 USD
View
B
Retailer 23
-
$2,649 USD
View
B
Retailer 24
-
$2,668 USD
View
B
Retailer 25
-
$3,239 USD
£2,550 GBP
View
Most Expensive
Brilliant Earth
17167428A · Oct 29
$5,440 USD
View
Price under review
25 more retailers have this diamond
Prices start from $741 USDSave up to $2,498 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
1.55ct Oval
$741 USD