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Oval|Lab Grown|IGI

1.55ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG756575043

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG756575043

Diamond specifications and retailer prices

From $745 USD
As of October 30, 2026
Save $2,527 USD (77%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $5,470 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 LG756575043 or 756575043. Listed at 24 retailers as of October 29, 2026, with a 339% 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756575043
Dimensions9.14 × 6.54 × 4.09 mm
L/W Ratio1.40
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
9.14 mm6.54 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756575043
Side View
Table 61.0%Crown 37.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.4%

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 30
Current: $5,470 USD|Low: $745 USD|High: $5,470 USD|Avg: $1,999 USD
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
October 30, 2026
Retailer 6$745 USD
Retailer 5$1,017 USD
Retailer 15$1,108 USD
Retailer 11$1,110 USD
Retailer 9$1,195 USD
Retailer 2$1,236 USD
Retailer 10$1,420 USD
Retailer 14$1,729 USD
Retailer 7$2,408 USD
Retailer 3$2,497 USD
Retailer 12$2,553 USD
Retailer 4$2,606 USD
Retailer 8$3,272 USD
Retailer 13$4,030 USD
Brilliant Earth$5,470 USD

44 data points across 15 retailers

24 retailers$745 USD to $3,272 USD

Retailer 1
-
$666 USD
Price last confirmed 19 days ago
Retailer 2
-
$725 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$745 USD
View
Final sale: no returns
Retailer 4
-
$773 USD
View
Price last confirmed 18 days ago
Retailer 5
-
$773 USD
View
Price last confirmed 28 days ago
B+
Retailer 6
-
$1,017 USD
View
B+
Retailer 7
-
$1,108 USD
View
B+
Retailer 8
-
$1,110 USD
View
B+
Retailer 9
-
$1,182 USD
View
B+
Retailer 10
-
$1,195 USD
A$1,838 AUD
View
B+
Retailer 11
-
$1,236 USD
£973 GBP
View
B+
Retailer 12
-
$1,420 USD
ZAR 22,941 ZAR
View
B+
Retailer 13
-
$1,729 USD
View
Retailer 14
-
$2,172 USD
View
Price last confirmed 23 days ago
B
Retailer 15
-
$2,408 USD
£1,896 GBP
View
B+
Retailer 16
-
$2,497 USD
View
B
Retailer 17
-
$2,553 USD
€2,431 EUR
View
B
Retailer 18
-
$2,606 USD
SGD 3,521 SGD
View
B
Retailer 19
-
$2,635 USD
View
B
Retailer 20
-
$2,665 USD
View
B
Retailer 21
-
$2,681 USD
View
B
Retailer 22
-
$3,272 USD
£2,576 GBP
View
Retailer 23
-
$4,030 USD
View
Price last confirmed 9 days ago
Most Expensive
Brilliant Earth
18561420A · Oct 29
$5,470 USD
View
Price under review
23 more retailers have this diamond
Prices start from $745 USDSave up to $2,527 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
$745 USD