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Round|Lab Grown|IGI

4.02ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG681578426

Certificate IGI LG681578426

Diamond specifications and retailer prices

From $1,949 USD
£1,535 GBP
Save $11,471 USD (85%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $13,420 USD at Do Amore Diamonds
View at Do Amore Diamonds

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 LG681578426 or 681578426. Listed at 27 retailers, with prices from $1,949 to $13,420 at Do Amore Diamonds, a $11,471 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 angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681578426
Dimensions10.25 × 10.21 × 6.25 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
10.25 mm10.21 mm4.02 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681578426
Side View
Table 58.0%Crown 34.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.1%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $13,420 USD|Low: $1,949 USD|High: $13,420 USD|Avg: $4,110 USD
Do Amore Diamonds
Retailer 2
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Retailer 25
October 1, 2026
Retailer 13$1,949 USD
Retailer 10$1,950 USD
Retailer 15$2,231 USD
Retailer 17$2,274 USD
Retailer 7$2,438 USD
Retailer 5$2,515 USD
Retailer 11$3,008 USD
Retailer 20$3,098 USD
Retailer 9$3,358 USD
Retailer 21$3,360 USD
Retailer 22$3,412 USD
Retailer 4$3,432 USD
Retailer 24$3,805 USD
Retailer 2$3,901 USD
Retailer 18$4,724 USD
Retailer 23$5,218 USD
Retailer 3$5,355 USD
Retailer 12$6,386 USD
Retailer 6$6,509 USD
Retailer 16$6,586 USD
Retailer 25$6,855 USD
Retailer 8$8,729 USD
Retailer 14$8,980 USD
Retailer 19$10,432 USD
Do Amore Diamonds$13,420 USD

39 data points across 25 retailers

27 retailers$1,949 USD to $13,420 USD

A+
Cheapest Retailer
-
$1,949 USD
£1,535 GBP
A
Retailer 2
-
$1,950 USD
View
A
Retailer 3
-
$2,231 USD
View
A
Retailer 4
-
$2,274 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$2,438 USD
View
A
Retailer 6
-
$2,515 USD
View
A
Retailer 7
-
$3,008 USD
View
A
Retailer 8
-
$3,098 USD
HK$24,200 HKD
View
A
Retailer 9
-
$3,358 USD
View
A
Retailer 10
-
$3,360 USD
View
A
Retailer 11
-
$3,412 USD
£2,687 GBP
View
A
Retailer 12
-
$3,432 USD
View
A
Retailer 13
-
$3,805 USD
View
A
Retailer 14
-
$3,901 USD
€3,715 EUR
View
A
Retailer 15
-
$4,724 USD
A$7,268 AUD
View
A
Retailer 16
-
$5,218 USD
ZAR 84,301 ZAR
View
A
Retailer 17
-
$5,355 USD
A$8,238 AUD
View
A
Retailer 18
-
$6,150 USD
View
A
Retailer 19
-
$6,386 USD
View
B+
Retailer 20
-
$6,509 USD
View
A
Retailer 21
-
$6,586 USD
View
A
Retailer 22
-
$6,855 USD
£5,398 GBP
View
B+
Retailer 23
-
$8,729 USD
View
B+
Retailer 24
-
$8,980 USD
SGD 12,135 SGD
View
B+
Retailer 25
-
$10,432 USD
A$16,049 AUD
View
B
Retailer 26
-
$13,030 USD
View
Most Expensive
B
Do Amore Diamonds
27-87A1A8D8D · Sep 30
$13,420 USD
View
26 more retailers have this diamond
Prices start from $1,949 USDSave up to $11,471 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
$1,949 USD