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Round|Lab Grown|IGI

4.03ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG737539090

Certificate IGI LG737539090

Diamond specifications and retailer prices

From $1,954 USD
£1,539 GBP
Save $11,176 USD (85%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $13,130 USD at Brilliant Earth
View at Brilliant Earth

About this 4.03ct lab-grown round diamond

This 4.03ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG737539090 or 737539090. Listed at 25 retailers, with prices from $1,954 to $13,130 at Brilliant Earth, a $11,176 spread on the same certified stone. 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

4.03
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737539090
Dimensions10.16 × 10.21 × 6.30 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
10.16 mm10.21 mm4.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG737539090
Side View
Table 56.0%Crown 34.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.8%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $13,130 USD|Low: $1,848 USD|High: $13,140 USD|Avg: $5,152 USD|-0.1%
Brilliant Earth
Retailer 2
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Retailer 25
October 1, 2026
Retailer 20$1,954 USD
Retailer 8$2,158 USD
Retailer 2$2,416 USD
Retailer 12$2,468 USD
Retailer 15$2,516 USD
Retailer 5$2,657 USD
Retailer 9$3,016 USD
Retailer 22$3,046 USD
Retailer 23$3,420 USD
Retailer 3$3,440 USD
Retailer 19$3,911 USD
Retailer 24$4,014 USD
Retailer 18$4,205 USD
Retailer 7$4,442 USD
Retailer 17$4,711 USD
Retailer 16$5,575 USD
Retailer 4$6,525 USD
Retailer 13$6,873 USD
Retailer 10$7,095 USD
Retailer 14$7,223 USD
Retailer 6$8,750 USD
Retailer 11$8,800 USD
Retailer 25$9,444 USD
Retailer 21$10,453 USD
Brilliant Earth$13,130 USD

39 data points across 25 retailers

25 retailers$1,954 USD to $13,130 USD

A+
Cheapest Retailer
-
$1,954 USD
£1,539 GBP
A
Retailer 2
-
$2,158 USD
View
A
Retailer 3
-
$2,416 USD
View
A
Retailer 4
-
$2,468 USD
View
A
Retailer 5
-
$2,516 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$2,657 USD
View
A
Retailer 7
-
$3,016 USD
View
A
Retailer 8
-
$3,046 USD
HK$23,800 HKD
View
A
Retailer 9
-
$3,428 USD
£2,699 GBP
View
A
Retailer 10
-
$3,440 USD
View
A
Retailer 11
-
$3,911 USD
€3,725 EUR
View
A
Retailer 12
-
$4,014 USD
View
A
Retailer 13
-
$4,205 USD
View
A
Retailer 14
-
$4,442 USD
View
A
Retailer 15
-
$4,711 USD
A$7,248 AUD
View
A
Retailer 16
-
$5,575 USD
ZAR 90,069 ZAR
View
Price last confirmed 9 days ago
A
Retailer 17
-
$6,525 USD
View
A
Retailer 18
-
$6,873 USD
£5,412 GBP
View
B+
Retailer 19
-
$7,095 USD
View
B+
Retailer 20
-
$7,223 USD
View
B+
Retailer 21
-
$8,750 USD
View
B+
Retailer 22
-
$8,800 USD
SGD 11,892 SGD
View
B+
Retailer 23
-
$9,637 USD
View
B+
Retailer 24
-
$10,453 USD
A$16,082 AUD
View
Most Expensive
B
Brilliant Earth
16122252A · Sep 29
$13,130 USD
View
24 more retailers have this diamond
Prices start from $1,954 USDSave up to $11,176 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+
4.03ct Round
$1,954 USD