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Round|Lab Grown|IGI

1.09ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG770639320

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770639320

Diamond specifications and retailer prices

From ₹14,100 INR
$148 USD
As of October 29, 2026
Save ₹83,858 INR (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: ₹97,958 INR at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.09ct lab-grown round diamond

This 1.09ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770639320 or 770639320. Listed at 18 retailers as of October 28, 2026, with prices from ₹14,100 to ₹97,958, a ₹83,858 spread on the same certified stone. Reve Diamonds lists it at ₹97,958. 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

1.09
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770639320
Dimensions6.61 × 6.63 × 4.05 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.61 mm6.63 mm1.09 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770639320
Side View
Table 59.0%Crown 34.3°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.2%

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: ₹30,159 INR|Low: ₹13,528 INR|High: ₹82,880 INR|Avg: ₹36,268 INR|+4.7%
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
October 29, 2026
Retailer 10₹14,100 INR
Retailer 5₹15,720 INR
Retailer 3₹16,386 INR
Retailer 12₹17,530 INR
Retailer 1₹30,159 INR
Retailer 13₹32,297 INR
Retailer 7₹33,211 INR
Retailer 6₹34,295 INR
Retailer 2₹41,061 INR
Retailer 11₹48,588 INR
Retailer 4₹56,305 INR
Retailer 8₹59,448 INR
Retailer 9₹81,912 INR

41 data points across 13 retailers

18 retailers₹14,100 INR to ₹97,958 INR

A
Cheapest Retailer
-
₹14,100 INR
$148 USD
A
Retailer 2
-
₹15,720 INR
$165 USD
View
Final sale: no returns
A
Retailer 3
-
₹16,386 INR
$172 USD
View
A
Retailer 4
-
₹17,530 INR
$184 USD
View
A
Retailer 5
-
₹17,530 INR
$184 USD
View
A
Retailer 6
-
₹29,438 INR
$309 USD
View
A
Retailer 7
-
₹30,159 INR
£249 GBP
View
B+
Retailer 8
-
₹32,297 INR
$339 USD
View
B+
Retailer 9
-
₹33,211 INR
€332 EUR
View
A
Retailer 10
-
₹34,295 INR
£283 GBP
View
B+
Retailer 11
-
₹41,061 INR
$431 USD
View
B
Retailer 12
-
₹44,967 INR
$472 USD
View
B+
Retailer 13
-
₹48,588 INR
$510 USD
View
B
Retailer 14
-
₹56,305 INR
$591 USD
View
B
Retailer 15
-
₹59,448 INR
$624 USD
View
B
Retailer 16
-
₹61,543 INR
$646 USD
View
B
Retailer 17
-
₹81,912 INR
£677 GBP
View
Most Expensive
B
Reve Diamonds
0394E2DC1 · Oct 28
₹97,958 INR
$1,028 USD
View
17 more retailers have this diamond
Prices start from ₹14,100 INRSave up to ₹83,858 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
1.09ct Round
₹14,100 INR