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Round|Lab Grown|IGI

1.00ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG799635529

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799635529

Diamond specifications and retailer prices

From €120 EUR
$134 USD
As of November 1, 2026
Save €1,119 EUR (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,239 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG799635529 or 799635529. Listed at 16 retailers as of November 1, 2026, with prices from €120 to €1,239, a €1,119 spread on the same certified stone. MOH London lists it at €1,239. 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

1.00
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799635529
Dimensions6.40 × 6.36 × 3.98 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
6.40 mm6.36 mm1.00 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799635529
Side View
Table 57.0%Crown 36°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 62.4%

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: €1,239 EUR|Low: €120 EUR|High: €1,239 EUR|Avg: €345 EUR|+65.4%
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
November 1, 2026
Retailer 9€120 EUR
Retailer 8€139 EUR
Retailer 6€149 EUR
Retailer 7€248 EUR
Retailer 13€262 EUR
Retailer 14€280 EUR
Retailer 10€302 EUR
Retailer 2€330 EUR
Retailer 4€368 EUR
Retailer 11€369 EUR
Retailer 12€403 EUR
Retailer 5€477 EUR
Retailer 3€527 EUR
MOH London€1,239 EUR

40 data points across 14 retailers

16 retailers€120 EUR to €1,239 EUR

A
Cheapest Retailer
-
€120 EUR
$134 USD
A
Retailer 2
-
€139 EUR
$155 USD
View
A
Retailer 3
-
€149 EUR
$166 USD
View
Retailer 4
-
€158 EUR
$177 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
€248 EUR
£218 GBP
View
A
Retailer 6
-
€262 EUR
$293 USD
View
A
Retailer 7
-
€280 EUR
$313 USD
View
B+
Retailer 8
-
€302 EUR
View
B+
Retailer 9
-
€330 EUR
£291 GBP
View
B+
Retailer 10
-
€368 EUR
$411 USD
View
B+
Retailer 11
-
€369 EUR
$412 USD
View
B+
Retailer 12
-
€403 EUR
$450 USD
View
B
Retailer 13
-
€477 EUR
$533 USD
View
Retailer 14
-
€487 EUR
$544 USD
View
Price last confirmed 46 days ago
B
Retailer 15
-
€527 EUR
$589 USD
View
Most Expensive
C
MOH London
LG799635529 · Nov 1
€1,239 EUR
£1,090 GBP
View
15 more retailers have this diamond
Prices start from €120 EURSave up to €1,119 EUR

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
1.00ct Round
€120 EUR