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Round|Lab Grown|IGI

3.77ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG843627448

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843627448

Diamond specifications and retailer prices

From ₹37,790 INR
$398 USD
As of October 29, 2026
Save ₹1,46,466 INR (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: ₹1,94,648 INR at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 3.77ct lab-grown round diamond

This 3.77ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG843627448 or 843627448. Listed at 10 retailers as of October 29, 2026, with a 388% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.77
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843627448
Dimensions10.11 × 10.15 × 6.02 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.11 mm10.15 mm3.77 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843627448
Side View
Table 62.0%Crown 32.1°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 59.4%

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: Oct 29
Current: ₹1,94,648 INR|Low: ₹37,790 INR|High: ₹1,94,648 INR|Avg: ₹1,06,100 INR
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 8₹37,790 INR
Retailer 6₹42,348 INR
Retailer 2₹62,853 INR
Retailer 3₹75,072 INR
Retailer 10₹85,645 INR
Retailer 7₹1,31,601 INR
Retailer 5₹1,31,981 INR
Retailer 9₹1,50,781 INR
Retailer 4₹1,84,256 INR
Rare Carat₹1,94,648 INR

14 data points across 10 retailers

10 retailers₹37,790 INR to ₹1,84,256 INR

A
Cheapest Retailer
-
₹37,790 INR
$398 USD
A
Retailer 2
-
₹42,348 INR
$446 USD
View
A
Retailer 3
-
₹62,853 INR
£521 GBP
View
A
Retailer 4
-
₹75,072 INR
€753 EUR
View
A
Retailer 5
-
₹85,645 INR
$902 USD
View
B+
Retailer 6
-
₹1,31,601 INR
$1,386 USD
View
B+
Retailer 7
-
₹1,31,981 INR
$1,390 USD
View
B+
Retailer 8
-
₹1,50,781 INR
$1,588 USD
View
B+
Retailer 9
-
₹1,84,256 INR
£1,528 GBP
View
Most Expensive
Rare Carat
LGRD30-167316 · Oct 21
₹1,94,648 INR
$2,050 USD
View
Price last confirmed 9 days ago
9 more retailers have this diamond
Prices start from ₹37,790 INRSave up to ₹1,46,466 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
3.77ct Round
₹37,790 INR