Oval|Lab Grown|IGI

1.55ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG840633298

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG840633298

Diamond specifications and retailer prices

From $342 USD
As of October 29, 2026
Save $2,689 USD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $5,450 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 LG840633298 or 840633298. Listed at 22 retailers as of October 29, 2026, with a 786% 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 angle34.7°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840633298
Dimensions9.41 × 6.56 × 3.94 mm
L/W Ratio1.43
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
9.41 mm6.56 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840633298
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: $449 USD|Low: $342 USD|High: $4,025 USD|Avg: $1,013 USD|-6.4%
Retailer 1
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October 30, 2026
Retailer 5$342 USD
Retailer 2$383 USD
Retailer 19$396 USD
Retailer 10$424 USD
Retailer 18$424 USD
Retailer 1$449 USD
Retailer 17$640 USD
Retailer 21$681 USD
Retailer 3$682 USD
Retailer 16$728 USD
Retailer 14$741 USD
Retailer 12$760 USD
Retailer 6$1,072 USD
Retailer 4$1,242 USD
Retailer 9$1,361 USD
Retailer 7$1,404 USD
Retailer 8$1,442 USD
Retailer 20$1,450 USD
Retailer 11$1,492 USD
Retailer 15$1,707 USD
Retailer 13$4,010 USD

22 data points across 21 retailers

22 retailers$342 USD to $3,031 USD

A+
Cheapest Retailer
-
$342 USD
A
Retailer 2
-
$383 USD
View
Final sale: no returns
A
Retailer 3
-
$396 USD
View
A
Retailer 4
-
$424 USD
View
A
Retailer 5
-
$424 USD
View
A
Retailer 6
-
$449 USD
£354 GBP
View
A
Retailer 7
-
$640 USD
View
A
Retailer 8
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$681 USD
View
A
Retailer 9
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$682 USD
View
A
Retailer 10
-
$728 USD
ZAR 11,757 ZAR
View
A
Retailer 11
-
$760 USD
£598 GBP
View
B+
Retailer 12
-
$1,072 USD
View
B+
Retailer 13
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$1,242 USD
View
B+
Retailer 14
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$1,361 USD
View
B+
Retailer 15
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$1,404 USD
View
B+
Retailer 16
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$1,442 USD
SGD 1,949 SGD
View
B+
Retailer 17
-
$1,450 USD
View
B+
Retailer 18
-
$1,492 USD
View
B+
Retailer 19
-
$1,707 USD
£1,344 GBP
View
B
Retailer 20
-
$3,031 USD
View
Retailer 21
-
$4,010 USD
View
Price last confirmed 8 days ago
Most Expensive
Brilliant Earth
21729201A · Oct 29
$5,450 USD
View
Price under review
21 more retailers have this diamond
Prices start from $342 USDSave up to $2,689 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
$342 USD