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Round|Lab Grown|IGI

4.20ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG754594373

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754594373

Diamond specifications and retailer prices

From ₹1,81,165 INR
$1,908 USD
As of October 29, 2026
Save ₹10,73,125 INR (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: ₹12,54,290 INR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.2ct lab-grown round diamond

This 4.2ct 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 LG754594373 or 754594373. Listed at 17 retailers as of October 29, 2026, with prices from ₹1,81,165 to ₹12,54,290, a ₹10,73,125 spread on the same certified stone. Brilliant Earth lists it at ₹12,54,290. 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

4.20
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594373
Dimensions10.35 × 10.39 × 6.37 mm
L/W Ratio1.00
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
10.35 mm10.39 mm4.20 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594373
Side View
Table 56.0%Crown 34.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.4%

Caratlytics Score

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A
Excellent
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: ₹12,54,290 INR|Low: ₹1,77,841 INR|High: ₹23,07,285 INR|Avg: ₹5,51,844 INR|-45.6%
Brilliant Earth
Retailer 2
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 16₹1,81,165 INR
Retailer 6₹1,97,116 INR
Retailer 17₹2,19,429 INR
Retailer 9₹2,27,880 INR
Retailer 14₹2,72,507 INR
Retailer 5₹3,18,842 INR
Retailer 15₹3,29,097 INR
Retailer 4₹3,45,048 INR
Retailer 8₹3,48,561 INR
Retailer 11₹3,73,467 INR
Retailer 7₹4,84,231 INR
Retailer 2₹4,96,888 INR
Retailer 13₹5,81,094 INR
Retailer 12₹6,32,717 INR
Retailer 10₹10,14,265 INR
Retailer 3₹12,46,694 INR
Brilliant Earth₹12,54,290 INR

38 data points across 17 retailers

17 retailers₹1,81,165 INR to ₹12,54,290 INR

A
Cheapest Retailer
-
₹1,81,165 INR
$1,908 USD
A
Retailer 2
-
₹1,97,116 INR
$2,076 USD
View
A
Retailer 3
-
₹2,19,429 INR
$2,311 USD
View
A
Retailer 4
-
₹2,27,880 INR
$2,400 USD
View
Final sale: no returns
A
Retailer 5
-
₹2,72,507 INR
$2,870 USD
View
A
Retailer 6
-
₹3,18,842 INR
$3,358 USD
View
A
Retailer 7
-
₹3,29,097 INR
$3,466 USD
View
A
Retailer 8
-
₹3,45,048 INR
$3,634 USD
View
A
Retailer 9
-
₹3,48,561 INR
$3,671 USD
View
A
Retailer 10
-
₹3,73,467 INR
€3,746 EUR
View
A
Retailer 11
-
₹4,84,231 INR
$5,100 USD
View
A
Retailer 12
-
₹4,96,888 INR
A$8,051 AUD
View
A
Retailer 13
-
₹5,81,094 INR
$6,120 USD
View
B+
Retailer 14
-
₹6,32,717 INR
£5,247 GBP
View
B+
Retailer 15
-
₹10,14,265 INR
A$16,434 AUD
View
B
Retailer 16
-
₹12,46,694 INR
$13,130 USD
View
Most Expensive
B
Brilliant Earth
17680491Y · Oct 31
₹12,54,290 INR
$13,210 USD
View
16 more retailers have this diamond
Prices start from ₹1,81,165 INRSave up to ₹10,73,125 INR

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
4.20ct Round
₹1,81,165 INR