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Radiant|Lab Grown|IGI

6.78ct D VVS2 Radiant Lab Grown Diamond

ID • D/VVS2 • IGI LG842631327

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG842631327

Diamond specifications and retailer prices

From ₹2,71,822 INR
$2,864 USD
As of November 1, 2026
Save ₹7,38,794 INR (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: ₹10,10,616 INR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 6.78ct lab-grown radiant diamond

This 6.78ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG842631327 or 842631327. Listed at 16 retailers as of October 31, 2026, with prices from ₹2,71,822 to ₹10,10,616, a ₹7,38,794 spread on the same certified stone. Taylor and Hart lists it at ₹10,10,616. 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

6.78
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842631327
Dimensions13.39 × 9.32 × 6.13 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.39 mm9.32 mm6.78 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842631327
Side View
Table 68.0%Crown 42.1°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 65.8%

Caratlytics Score

How it works →
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: Nov 1
Current: ₹3,03,237 INR|Low: ₹2,71,822 INR|High: ₹10,39,752 INR|Avg: ₹5,26,617 INR|-3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Taylor and Hart
November 3, 2026
Retailer 2₹2,71,822 INR
Retailer 5₹2,79,795 INR
Retailer 14₹2,98,224 INR
Retailer 1₹3,03,237 INR
Retailer 8₹3,89,106 INR
Retailer 13₹4,11,720 INR
Retailer 11₹4,22,729 INR
Retailer 12₹5,08,243 INR
Retailer 10₹5,15,266 INR
Retailer 3₹5,36,901 INR
Retailer 15₹5,46,750 INR
Retailer 6₹5,64,063 INR
Retailer 4₹6,37,890 INR
Retailer 7₹7,40,678 INR
Retailer 9₹7,71,428 INR
Taylor and Hart₹10,10,616 INR

25 data points across 16 retailers

16 retailers₹2,71,822 INR to ₹10,10,616 INR

A
Cheapest Retailer
-
₹2,71,822 INR
$2,864 USD
A
Retailer 2
-
₹2,79,795 INR
$2,948 USD
View
Final sale: no returns
A
Retailer 3
-
₹2,98,224 INR
£2,474 GBP
View
A
Retailer 4
-
₹3,03,237 INR
$3,195 USD
View
B+
Retailer 5
-
₹3,89,106 INR
£3,228 GBP
View
B+
Retailer 6
-
₹4,11,720 INR
$4,338 USD
View
B+
Retailer 7
-
₹4,22,729 INR
$4,454 USD
View
B+
Retailer 8
-
₹5,08,243 INR
€5,100 EUR
View
B+
Retailer 9
-
₹5,15,266 INR
$5,429 USD
View
B+
Retailer 10
-
₹5,36,901 INR
A$8,703 AUD
View
B+
Retailer 11
-
₹5,46,750 INR
£4,536 GBP
View
B+
Retailer 12
-
₹5,64,063 INR
ZAR 96,012 ZAR
View
B
Retailer 13
-
₹6,37,890 INR
A$10,340 AUD
View
B
Retailer 14
-
₹7,40,678 INR
$7,804 USD
View
B
Retailer 15
-
₹7,71,428 INR
£6,400 GBP
View
Most Expensive
B
Taylor and Hart
HGM0G23 · Oct 31
₹10,10,616 INR
$10,648 USD
View
15 more retailers have this diamond
Prices start from ₹2,71,822 INRSave up to ₹7,38,794 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
6.78ct Radiant
₹2,71,822 INR