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3.12ct K SI1 Round Lab Grown Diamond

EX • K/SI1 • IGI LG485136526

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485136526

Diamond specifications and retailer prices

From ₹4,50,386 INR
As of November 5, 2026
Save ₹6,28,560 INR (58%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: ₹10,78,946 INR at MOH London · As of November 5, 2026
View at MOH London

About this 3.12ct lab-grown round diamond

This 3.12ct lab-grown round sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG485136526 or 485136526. Listed at 9 retailers as of November 5, 2026, with prices from ₹4,50,386 to ₹10,78,946, a ₹6,28,560 spread on the same certified stone. MOH London lists it at ₹10,78,946. 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

3.12
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485136526
Dimensions9.36 × 9.30 × 5.73 mm
L/W Ratio1.01
Girdle conditionFaceted
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
9.36 mm9.30 mm3.12 ctK / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485136526
Side View
Table 60.5%Crown 35.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.3%

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: Nov 5
Current: ₹10,78,946 INR|Low: ₹4,50,386 INR|High: ₹10,96,345 INR|Avg: ₹7,19,504 INR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 4₹4,50,386 INR
Retailer 2₹5,25,309 INR
Retailer 6₹5,78,973 INR
Retailer 3₹6,67,312 INR
Retailer 5₹8,07,898 INR
MOH London₹10,78,946 INR

18 data points across 6 retailers

9 retailers₹4,50,386 INR to ₹10,78,946 INR

A
Cheapest Retailer
-
₹4,50,386 INR
A
Retailer 2
-
₹4,72,022 INR
View
B+
Retailer 3
-
₹5,22,474 INR
View
Retailer 4
-
₹5,22,474 INR
View
Price last confirmed 25 days ago
B+
Retailer 5
-
₹5,25,309 INR
View
B
Retailer 6
-
₹6,52,857 INR
View
B
Retailer 7
-
₹6,67,312 INR
View
B
Retailer 8
-
₹8,07,898 INR
View
Most Expensive
B
MOH London
LG485136526 · Nov 5
₹10,78,946 INR
£8,992 GBP
View
8 more retailers have this diamond
Prices start from ₹4,50,386 INRSave up to ₹6,28,560 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
3.12ct Round
₹4,50,386 INR