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0.51ct E SI2 Round Lab Grown Diamond

ID • E/SI2 • IGI LG685507379

Shape and cutting style on the report: Round brilliant

Certificate IGI LG685507379

Diamond specifications and retailer prices

From ₹17,006 INR
As of November 1, 2026
Save ₹63,507 INR (79%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: ₹80,513 INR at MOH London · As of November 2, 2026
View at MOH London

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round sits in the half to three-quarter carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG685507379 or 685507379. Listed at 5 retailers as of November 1, 2026, with prices from ₹17,006 to ₹80,513, a ₹63,507 spread on the same certified stone. MOH London lists it at ₹80,513. 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

0.51
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685507379
Dimensions5.20 × 5.17 × 3.16 mm
L/W Ratio1.01
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
5.20 mm5.17 mm0.51 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685507379
Side View
Table 59.0%Crown 34.5°Girdle: MediumPavilion 41.1°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
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 1
Current: ₹80,513 INR|Low: ₹17,006 INR|High: ₹80,753 INR|Avg: ₹34,088 INR|+0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 5₹17,006 INR
Retailer 4₹20,597 INR
Retailer 3₹22,864 INR
Retailer 6₹29,667 INR
Retailer 2₹32,879 INR
MOH London₹80,513 INR

20 data points across 6 retailers

5 retailers₹17,006 INR to ₹80,513 INR

A
Cheapest Retailer
-
₹17,006 INR
Retailer 2
-
₹20,597 INR
View
Price last confirmed 8 days ago
B+
Retailer 3
-
₹22,864 INR
View
B+
Retailer 4
-
₹32,879 INR
View
Most Expensive
B
MOH London
LG685507379 · Nov 2
₹80,513 INR
£671 GBP
View
4 more retailers have this diamond
Prices start from ₹17,006 INRSave up to ₹63,507 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
0.51ct Round
₹17,006 INR