CaratHunter
Plans
Marquise|Lab Grown|IGI

3.03ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG752595431

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG752595431

Diamond specifications and retailer prices

From $1,945 USD
As of October 27, 2026
Save $5,953 USD (75%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $10,489 USD at Novita Diamonds · As of September 29, 2026
View at Novita Diamonds

About this 3.03ct lab-grown marquise diamond

This 3.03ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG752595431 or 752595431. Listed at 25 retailers as of October 27, 2026, with a 306% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.03
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG752595431
Dimensions14.76 × 7.00 × 14.76 mm
L/W Ratio2.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.76 mm7.00 mm3.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG752595431
Side View
Table 59.0%Crown 38.6°Girdle: THK-VTKPavilion 37.9°Culet: NoneDepth 66.1%

Caratlytics Score

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

Price History

Last verified: Oct 27
Current: $5,238 USD|Low: $2,177 USD|High: $9,528 USD|Avg: $4,588 USD|-3.3%
Retailer 1
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
Retailer 18
Retailer 19
October 29, 2026
Retailer 17$2,375 USD
Retailer 7$2,393 USD
Retailer 14$2,425 USD
Retailer 6$2,598 USD
Retailer 11$2,640 USD
Retailer 12$3,093 USD
Retailer 16$3,225 USD
Retailer 4$3,262 USD
Retailer 3$3,378 USD
Retailer 15$3,560 USD
Retailer 5$4,282 USD
Retailer 18$5,103 USD
Retailer 1$5,238 USD
Retailer 19$5,818 USD
Retailer 13$6,477 USD
Retailer 8$6,761 USD
Retailer 9$7,532 USD
Retailer 2$7,570 USD
Retailer 10$7,898 USD

31 data points across 19 retailers

25 retailers$1,945 USD to $7,898 USD

A
Cheapest Retailer
-
$1,945 USD
Retailer 2
-
$2,228 USD
View
Price last confirmed 31 days ago
A
Retailer 3
-
$2,256 USD
View
Retailer 4
-
$2,343 USD
View
Price last confirmed 31 days ago
A
Retailer 5
-
$2,375 USD
View
Final sale: no returns
A
Retailer 6
-
$2,393 USD
View
A
Retailer 7
-
$2,425 USD
View
A
Retailer 8
-
$2,598 USD
HK$20,300 HKD
View
Retailer 9
-
$2,640 USD
£2,079 GBP
View
Price last confirmed 31 days ago
A
Retailer 10
-
$3,093 USD
£2,436 GBP
View
A
Retailer 11
-
$3,101 USD
View
A
Retailer 12
-
$3,225 USD
View
A
Retailer 13
-
$3,262 USD
View
A
Retailer 14
-
$3,378 USD
View
A
Retailer 15
-
$3,560 USD
€3,390 EUR
View
A
Retailer 16
-
$4,282 USD
£3,372 GBP
View
Retailer 17
-
$5,103 USD
A$7,850 AUD
View
Price last confirmed 7 days ago
A
Retailer 18
-
$5,238 USD
ZAR 84,628 ZAR
View
A
Retailer 19
-
$5,818 USD
View
B+
Retailer 20
-
$6,477 USD
£5,100 GBP
View
B+
Retailer 21
-
$6,761 USD
View
B+
Retailer 22
-
$7,532 USD
SGD 10,178 SGD
View
B+
Retailer 23
-
$7,570 USD
View
B+
Retailer 24
-
$7,898 USD
View
Most Expensive
Novita Diamonds
cert_752595431 · Sep 29
$10,489 USD
A$16,137 AUD
View
Price last confirmed 31 days ago
24 more retailers have this diamond
Prices start from $1,945 USDSave up to $5,953 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
3.03ct Marquise
$1,945 USD