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0.51ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG685523343

Shape and cutting style on the report: Round brilliant

Certificate IGI LG685523343

Diamond specifications and retailer prices

From ₹8,261 INR
$87 USD
As of November 1, 2026
Save ₹72,291 INR (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: ₹80,552 INR at MOH London · As of October 29, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG685523343 or 685523343. Listed at 15 retailers as of October 29, 2026, with prices from ₹8,261 to ₹80,552, a ₹72,291 spread on the same certified stone. MOH London lists it at ₹80,552. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685523343
Dimensions5.12 × 5.16 × 3.15 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
5.12 mm5.16 mm0.51 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685523343
Side View
Table 59.0%Crown 35.8°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.2%

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 1
Current: ₹80,552 INR|Low: ₹8,261 INR|High: ₹80,791 INR|Avg: ₹25,863 INR|+1.1%
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
Retailer 15
November 1, 2026
Retailer 2₹8,261 INR
Retailer 14₹9,210 INR
Retailer 4₹9,590 INR
Retailer 13₹10,919 INR
Retailer 6₹11,584 INR
Retailer 8₹15,192 INR
Retailer 10₹18,779 INR
Retailer 3₹21,933 INR
Retailer 5₹22,731 INR
Retailer 7₹25,257 INR
Retailer 11₹32,378 INR
Retailer 15₹33,043 INR
Retailer 12₹38,683 INR
Retailer 9₹79,177 INR
MOH London₹80,552 INR

43 data points across 15 retailers

15 retailers₹8,261 INR to ₹80,552 INR

A
Cheapest Retailer
-
₹8,261 INR
$87 USD
A
Retailer 2
-
₹9,210 INR
$97 USD
View
Final sale: no returns
A
Retailer 3
-
₹9,590 INR
$101 USD
View
A
Retailer 4
-
₹10,919 INR
$115 USD
View
Retailer 5
-
₹11,584 INR
$122 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
₹15,192 INR
$160 USD
View
A
Retailer 7
-
₹18,779 INR
£156 GBP
View
A
Retailer 8
-
₹21,933 INR
$231 USD
View
B+
Retailer 9
-
₹22,731 INR
€228 EUR
View
B+
Retailer 10
-
₹25,257 INR
$266 USD
View
B+
Retailer 11
-
₹32,378 INR
$341 USD
View
B+
Retailer 12
-
₹33,043 INR
$348 USD
View
B+
Retailer 13
-
₹38,683 INR
$407 USD
View
B
Retailer 14
-
₹79,177 INR
$834 USD
View
Most Expensive
B
MOH London
LG685523343 · Oct 29
₹80,552 INR
£668 GBP
View
14 more retailers have this diamond
Prices start from ₹8,261 INRSave up to ₹72,291 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
₹8,261 INR