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Round|Lab Grown|IGI

1.78ct E SI2 Round Lab Grown Diamond

VG • E/SI2 • IGI LG786624855

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786624855

Diamond specifications and retailer prices

From ₹21,531 INR
$226 USD
As of October 29, 2026
Save ₹1,24,232 INR (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: ₹1,45,763 INR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.78ct lab-grown round diamond

This 1.78ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG786624855 or 786624855. Listed at 13 retailers as of October 29, 2026, with prices from ₹21,531 to ₹1,45,763, a ₹1,24,232 spread on the same certified stone. Brilliant Earth lists it at ₹1,45,763. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.78
Carat
E
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786624855
Dimensions7.74 × 7.62 × 4.78 mm
L/W Ratio1.02
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
7.74 mm7.62 mm1.78 ctE / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786624855
Side View
Table 59.0%Crown 37°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.1%

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: ₹1,45,763 INR|Low: ₹20,578 INR|High: ₹1,45,763 INR|Avg: ₹60,344 INR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 9₹21,531 INR
Retailer 11₹24,103 INR
Retailer 3₹26,676 INR
Retailer 6₹44,115 INR
Retailer 12₹45,253 INR
Retailer 2₹49,579 INR
Retailer 10₹51,732 INR
Retailer 4₹64,974 INR
Retailer 8₹72,310 INR
Retailer 7₹77,169 INR
Retailer 5₹1,07,321 INR
Brilliant Earth₹1,45,763 INR

30 data points across 12 retailers

13 retailers₹21,531 INR to ₹1,45,763 INR

A
Cheapest Retailer
-
₹21,531 INR
$226 USD
A
Retailer 2
-
₹24,103 INR
$253 USD
View
Final sale: no returns
A
Retailer 3
-
₹26,676 INR
$280 USD
View
A
Retailer 4
-
₹44,115 INR
€441 EUR
View
B+
Retailer 5
-
₹45,253 INR
$475 USD
View
B+
Retailer 6
-
₹49,579 INR
£410 GBP
View
B+
Retailer 7
-
₹51,732 INR
$543 USD
View
B+
Retailer 8
-
₹64,974 INR
$682 USD
View
B
Retailer 9
-
₹72,310 INR
$759 USD
View
B
Retailer 10
-
₹77,169 INR
$810 USD
View
Retailer 11
-
₹79,550 INR
$835 USD
View
Price last confirmed 45 days ago
B
Retailer 12
-
₹1,07,321 INR
£887 GBP
View
Most Expensive
B
Brilliant Earth
19892742A · Oct 29
₹1,45,763 INR
$1,530 USD
View
12 more retailers have this diamond
Prices start from ₹21,531 INRSave up to ₹1,24,232 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
1.78ct Round
₹21,531 INR