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Round|Lab Grown|IGI

1.51ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG780685531

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780685531

Diamond specifications and retailer prices

From ₹69,788 INR
$735 USD
As of October 29, 2026
Save ₹2,84,375 INR (80%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: ₹3,54,164 INR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780685531 or 780685531. Listed at 22 retailers as of October 29, 2026, with prices from ₹69,788 to ₹3,54,164, a ₹2,84,375 spread on the same certified stone. Brilliant Earth lists it at ₹3,54,164. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780685531
Dimensions7.40 × 7.46 × 4.52 mm
L/W Ratio1.01
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
7.40 mm7.46 mm1.51 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780685531
Side View
Table 55.0%Crown 32.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.9%

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: ₹3,54,164 INR|Low: ₹59,913 INR|High: ₹4,61,457 INR|Avg: ₹1,86,087 INR|-23.3%
Brilliant Earth
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
Retailer 16
October 30, 2026
Retailer 3₹62,382 INR
Retailer 4₹69,788 INR
Retailer 7₹72,352 INR
Retailer 2₹99,324 INR
Retailer 11₹1,02,546 INR
Retailer 6₹1,03,496 INR
Retailer 14₹1,11,585 INR
Retailer 9₹1,15,062 INR
Retailer 13₹1,31,783 INR
Retailer 15₹1,68,062 INR
Retailer 16₹2,33,102 INR
Retailer 8₹2,43,532 INR
Retailer 5₹2,51,819 INR
Retailer 12₹3,05,325 INR
Retailer 10₹3,41,663 INR
Brilliant Earth₹3,54,164 INR

36 data points across 16 retailers

22 retailers₹69,788 INR to ₹3,54,164 INR

Retailer 1
-
₹62,382 INR
$657 USD
Price last confirmed 21 days ago
Retailer 2
-
₹67,889 INR
$715 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
₹69,788 INR
$735 USD
View
Final sale: no returns
Retailer 4
-
₹72,352 INR
$762 USD
View
Price last confirmed 19 days ago
Retailer 5
-
₹72,352 INR
$762 USD
View
Price last confirmed 29 days ago
B+
Retailer 6
-
₹95,425 INR
$1,005 USD
View
A
Retailer 7
-
₹99,324 INR
£824 GBP
View
B+
Retailer 8
-
₹1,02,166 INR
$1,076 USD
View
B+
Retailer 9
-
₹1,02,546 INR
$1,080 USD
View
B+
Retailer 10
-
₹1,03,496 INR
$1,090 USD
View
B+
Retailer 11
-
₹1,11,585 INR
A$1,808 AUD
View
B+
Retailer 12
-
₹1,15,062 INR
£954 GBP
View
B+
Retailer 13
-
₹1,31,783 INR
ZAR 22,422 ZAR
View
B
Retailer 14
-
₹1,68,062 INR
$1,770 USD
View
Retailer 15
-
₹2,03,478 INR
$2,143 USD
View
Price last confirmed 23 days ago
B
Retailer 16
-
₹2,33,102 INR
$2,455 USD
View
B
Retailer 17
-
₹2,43,532 INR
SGD 3,466 SGD
View
B
Retailer 18
-
₹2,49,674 INR
$2,630 USD
View
B
Retailer 19
-
₹2,51,819 INR
$2,652 USD
View
B
Retailer 20
-
₹3,05,325 INR
£2,532 GBP
View
B
Retailer 21
-
₹3,41,663 INR
€3,427 EUR
View
Most Expensive
B
Brilliant Earth
18647900A · Oct 30
₹3,54,164 INR
$3,730 USD
View
21 more retailers have this diamond
Prices start from ₹69,788 INRSave up to ₹2,84,375 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
1.51ct Round
₹69,788 INR