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Round|Lab Grown|IGI

1.00ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG792689370

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792689370

Diamond specifications and retailer prices

From €419 EUR
$470 USD
As of November 2, 2026
9 retailers carry this diamond
Most expensive: €1,264 EUR at MOH London · As of October 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 LG792689370 or 792689370. Listed at 9 retailers as of November 2, 2026. 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
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792689370
Dimensions6.43 × 6.39 × 3.93 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.43 mm6.39 mm1.00 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792689370
Side View
Table 61.0%Crown 35°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €1,264 EUR|Low: €95 EUR|High: €1,264 EUR|Avg: €322 EUR|+0.2%
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
Retailer 16
Retailer 17
October 2, 2026
Retailer 10€116 EUR
Retailer 6€135 EUR
Retailer 7€138 EUR
Retailer 5€148 EUR
Retailer 4€150 EUR
Retailer 12€242 EUR
Retailer 8€261 EUR
Retailer 11€281 EUR
Retailer 2€337 EUR
Retailer 13€343 EUR
Retailer 9€366 EUR
Retailer 3€414 EUR
Retailer 14€419 EUR
Retailer 15€435 EUR
Retailer 16€481 EUR
Retailer 17€530 EUR
MOH London€1,264 EUR

15 data points across 17 retailers

9 retailers

Retailer 1
-
€116 EUR
$130 USD
Price last confirmed 32 days ago
Retailer 2
-
€138 EUR
$155 USD
View
Price last confirmed 41 days ago
Retailer 3
-
€148 EUR
$166 USD
View
Price last confirmed 34 days ago
Retailer 4
-
€343 EUR
$385 USD
View
Price last confirmed 31 days ago
Retailer 5
-
€366 EUR
$410 USD
View
Price last confirmed 33 days ago
Retailer 6
-
€414 EUR
SGD 628 SGD
View
Price last confirmed 32 days ago
B+
Retailer 7
-
€419 EUR
$470 USD
View
Retailer 8
-
€481 EUR
$539 USD
View
Price last confirmed 33 days ago
Most Expensive
MOH London
LG792689370 · Oct 1
€1,264 EUR
£1,116 GBP
View
Price last confirmed 32 days ago
8 more retailers have this diamond
Prices start from €419 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.

B+
1.00ct Round
€419 EUR