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1.05ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG492123220

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492123220

Diamond specifications and retailer prices

From ₹57,920 INR
$610 USD
As of October 31, 2026
Save ₹3,58,104 INR (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: ₹4,16,023 INR at MOH London · As of October 29, 2026
View at MOH London

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492123220 or 492123220. Listed at 13 retailers as of October 29, 2026, with prices from ₹57,920 to ₹4,16,023, a ₹3,58,104 spread on the same certified stone. MOH London lists it at ₹4,16,023. 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

1.05
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492123220
Dimensions6.54 × 6.56 × 4.01 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.54 mm6.56 mm1.05 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492123220
Side View
Table 57.0%Crown 32.9°Girdle: MediumPavilion 40.9°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 31
Current: ₹4,16,023 INR|Low: ₹57,920 INR|High: ₹4,19,279 INR|Avg: ₹1,78,969 INR|-0.5%
MOH London
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
October 30, 2026
Retailer 2₹57,920 INR
Retailer 9₹1,10,997 INR
Retailer 3₹1,20,776 INR
Retailer 13₹1,24,385 INR
Retailer 10₹1,28,752 INR
Retailer 12₹1,28,752 INR
Retailer 4₹1,45,274 INR
Retailer 7₹1,69,066 INR
Retailer 5₹1,81,165 INR
Retailer 11₹2,04,427 INR
Retailer 8₹2,20,531 INR
Retailer 14₹2,41,363 INR
Retailer 6₹2,53,801 INR
MOH London₹4,16,023 INR

35 data points across 14 retailers

13 retailers₹57,920 INR to ₹4,16,023 INR

A
Cheapest Retailer
-
₹57,920 INR
$610 USD
B+
Retailer 2
-
₹1,10,997 INR
$1,169 USD
View
B+
Retailer 3
-
₹1,20,776 INR
$1,272 USD
View
B+
Retailer 4
-
₹1,24,385 INR
$1,310 USD
View
Final sale: no returns
B+
Retailer 5
-
₹1,28,752 INR
$1,356 USD
View
Retailer 6
-
₹1,28,752 INR
$1,356 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
₹1,45,274 INR
$1,530 USD
View
B+
Retailer 8
-
₹1,69,066 INR
£1,402 GBP
View
B
Retailer 9
-
₹2,04,427 INR
$2,153 USD
View
B
Retailer 10
-
₹2,20,531 INR
€2,212 EUR
View
B
Retailer 11
-
₹2,41,363 INR
$2,542 USD
View
B
Retailer 12
-
₹2,53,801 INR
$2,673 USD
View
Most Expensive
B
MOH London
LG492123220 · Oct 29
₹4,16,023 INR
£3,450 GBP
View
12 more retailers have this diamond
Prices start from ₹57,920 INRSave up to ₹3,58,104 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
1.05ct Round
₹57,920 INR