Round|Lab Grown|IGI

4.20ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG807639396

Shape and cutting style on the report: Round brilliant

Certificate IGI LG807639396

Diamond specifications and retailer prices

From ₹2,99,243 INR
£2,482 GBP
As of November 1, 2026
Save ₹4,71,436 INR (61%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: ₹7,70,680 INR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 LG807639396 or 807639396. Listed at 7 retailers as of October 31, 2026, with prices from ₹2,99,243 to ₹7,70,680, a ₹4,71,436 spread on the same certified stone. Taylor and Hart lists it at ₹7,70,680. 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 angle33.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807639396
Dimensions10.44 × 10.40 × 6.35 mm
L/W Ratio1.00
Girdle conditionFaceted
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
10.44 mm10.40 mm4.20 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807639396
Side View
Table 58.0%Crown 33.1°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.9%

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: Nov 1
Current: ₹6,28,979 INR|Low: ₹2,57,656 INR|High: ₹10,21,070 INR|Avg: ₹4,47,911 INR|-2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
November 1, 2026
Retailer 6₹2,57,656 INR
Retailer 2₹2,99,243 INR
Retailer 4₹3,14,759 INR
Retailer 3₹3,42,660 INR
Retailer 5₹4,47,215 INR
Retailer 1₹6,28,979 INR
Taylor and Hart₹7,70,680 INR

34 data points across 7 retailers

7 retailers₹2,99,243 INR to ₹7,70,680 INR

Retailer 1
-
₹2,57,656 INR
HK$21,200 HKD
Price last confirmed 41 days ago
A
Retailer 2
-
₹2,99,243 INR
£2,482 GBP
View
A
Retailer 3
-
₹3,14,759 INR
$3,315 USD
View
A
Retailer 4
-
₹3,42,660 INR
€3,437 EUR
View
A
Retailer 5
-
₹4,47,215 INR
$4,710 USD
View
B+
Retailer 6
-
₹6,28,979 INR
£5,216 GBP
View
Most Expensive
B+
Taylor and Hart
76D2FDW · Oct 31
₹7,70,680 INR
$8,117 USD
View
6 more retailers have this diamond
Prices start from ₹2,99,243 INRSave up to ₹4,71,436 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
₹2,99,243 INR