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Round|Lab Grown|IGI

0.63ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG841677229

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841677229

Diamond specifications and retailer prices

From $185 USD
As of October 30, 2026
Save $944 USD (84%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,129 USD at MOH London · As of October 25, 2026
View at MOH London

About this 0.63ct lab-grown round diamond

This 0.63ct lab-grown round sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG841677229 or 841677229. Listed at 5 retailers as of October 25, 2026, with prices from $185 to $1,129, a $944 spread on the same certified stone. MOH London lists it at $1,129. 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

0.63
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841677229
Dimensions5.48 × 5.43 × 3.39 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.48 mm5.43 mm0.63 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841677229
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 40.8°CuletDepth 62.2%

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: Oct 30
Current: $1,129 USD|Low: $185 USD|High: $1,140 USD|Avg: $464 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 4$185 USD
Retailer 3$250 USD
Retailer 2$269 USD
Retailer 5$492 USD
MOH London$1,129 USD

23 data points across 5 retailers

5 retailers$185 USD to $1,129 USD

B+
Cheapest Retailer
-
$185 USD
A
Retailer 2
-
$250 USD
€238 EUR
View
A
Retailer 3
-
$269 USD
£212 GBP
View
B+
Retailer 4
-
$492 USD
View
Most Expensive
B
MOH London
LG841677229 · Oct 25
$1,129 USD
£889 GBP
View
4 more retailers have this diamond
Prices start from $185 USDSave up to $944 USD

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
0.63ct Round
$185 USD