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Round|Lab Grown|IGI

4.02ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG710555375

Certificate IGI LG710555375

Diamond specifications and retailer prices

From $1,785 USD
£1,406 GBP
Save $11,245 USD (86%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $13,030 USD at Brilliant Earth
View at Brilliant Earth

About this 4.02ct lab-grown round diamond

This 4.02ct 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 LG710555375 or 710555375. Listed at 26 retailers, with prices from $1,785 to $13,030 at Brilliant Earth, a $11,245 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

4.02
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710555375
Dimensions10.27 × 10.20 × 6.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
10.27 mm10.20 mm4.02 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710555375
Side View
Table 57.0%Crown 34.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.2%

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: $13,030 USD|Low: $1,624 USD|High: $20,270 USD|Avg: $4,967 USD|-35.7%
Brilliant Earth
Retailer 2
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Retailer 24
October 1, 2026
Retailer 13$1,785 USD
Retailer 10$1,786 USD
Retailer 24$1,999 USD
Retailer 12$2,043 USD
Retailer 11$2,072 USD
Retailer 14$2,211 USD
Retailer 19$2,296 USD
Retailer 20$2,714 USD
Retailer 4$3,123 USD
Retailer 23$3,144 USD
Retailer 18$3,251 USD
Retailer 15$3,355 USD
Retailer 16$3,375 USD
Retailer 3$3,572 USD
Retailer 6$4,780 USD
Retailer 8$4,905 USD
Retailer 22$5,895 USD
Retailer 7$6,033 USD
Retailer 17$6,150 USD
Retailer 2$6,610 USD
Retailer 5$7,846 USD
Retailer 9$8,006 USD
Retailer 21$12,290 USD
Brilliant Earth$13,030 USD

40 data points across 24 retailers

26 retailers$1,785 USD to $13,030 USD

A+
Cheapest Retailer
-
$1,785 USD
£1,406 GBP
A+
Retailer 2
-
$1,786 USD
View
A
Retailer 3
-
$1,999 USD
View
A
Retailer 4
-
$2,043 USD
View
A
Retailer 5
-
$2,072 USD
View
A
Retailer 6
-
$2,211 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
$2,296 USD
View
A
Retailer 8
-
$2,714 USD
HK$21,200 HKD
View
A
Retailer 9
-
$3,130 USD
£2,465 GBP
View
A
Retailer 10
-
$3,144 USD
View
A
Retailer 11
-
$3,251 USD
View
A
Retailer 12
-
$3,355 USD
View
A
Retailer 13
-
$3,375 USD
View
A
Retailer 14
-
$3,572 USD
View
A
Retailer 15
-
$4,780 USD
ZAR 77,220 ZAR
View
A
Retailer 16
-
$4,905 USD
A$7,546 AUD
View
A
Retailer 17
-
$5,895 USD
View
A
Retailer 18
-
$6,033 USD
View
A
Retailer 19
-
$6,150 USD
View
B+
Retailer 20
-
$6,610 USD
£5,205 GBP
View
B+
Retailer 21
-
$6,950 USD
View
B+
Retailer 22
-
$7,846 USD
SGD 10,603 SGD
View
B+
Retailer 23
-
$8,006 USD
View
B+
Retailer 24
-
$9,119 USD
£7,180 GBP
View
B+
Retailer 25
-
$12,290 USD
View
Most Expensive
B+
Brilliant Earth
21305238Y · Sep 29
$13,030 USD
View
25 more retailers have this diamond
Prices start from $1,785 USDSave up to $11,245 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+
4.02ct Round
$1,785 USD