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Round|Lab Grown|IGI

1.01ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG804642955

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804642955

Diamond specifications and retailer prices

From $800 NZD
$450 USD
As of November 2, 2026
16 retailers carry this diamond
Most expensive: $1,492 NZD at MOH London · As of October 21, 2026
View at MOH London

About this 1.01ct lab-grown round diamond

This 1.01ct 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 LG804642955 or 804642955. Listed at 16 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

1.01
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804642955
Dimensions6.44 × 6.37 × 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
6.44 mm6.37 mm1.01 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804642955
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $1,492 NZD|Low: $245 NZD|High: $1,501 NZD|Avg: $648 NZD|+0.5%
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
October 27, 2026
Retailer 9$256 NZD
Retailer 4$297 NZD
Retailer 5$316 NZD
Retailer 11$316 NZD
Retailer 6$516 NZD
Retailer 12$588 NZD
Retailer 2$601 NZD
Retailer 7$706 NZD
Retailer 13$752 NZD
Retailer 10$800 NZD
Retailer 8$807 NZD
Retailer 3$1,020 NZD
MOH London$1,492 NZD

36 data points across 13 retailers

16 retailers

Retailer 1
-
$256 NZD
$144 USD
Price last confirmed 11 days ago
Retailer 2
-
$297 NZD
$167 USD
View
Price last confirmed 14 days ago
Retailer 3
-
$316 NZD
$178 USD
View
Price last confirmed 18 days ago
Retailer 4
-
$316 NZD
$178 USD
View
Price last confirmed 12 days ago
Retailer 5
-
$516 NZD
£229 GBP
View
Price last confirmed 11 days ago
Retailer 6
-
$537 NZD
$302 USD
View
Price last confirmed 10 days ago
Retailer 7
-
$588 NZD
$331 USD
View
Price last confirmed 11 days ago
Retailer 8
-
$601 NZD
€322 EUR
View
Price last confirmed 7 days ago
Retailer 9
-
$714 NZD
$402 USD
View
Price last confirmed 91 days ago
Retailer 10
-
$752 NZD
$423 USD
View
Price last confirmed 10 days ago
B
Retailer 11
-
$800 NZD
$450 USD
View
Retailer 12
-
$807 NZD
$454 USD
View
Price last confirmed 11 days ago
Retailer 13
-
$974 NZD
$548 USD
View
Price last confirmed 48 days ago
Retailer 14
-
$1,020 NZD
$574 USD
View
Price last confirmed 12 days ago
Retailer 15
-
$1,118 NZD
$629 USD
View
Price last confirmed 10 days ago
Most Expensive
MOH London
LG804642955 · Oct 21
$1,492 NZD
£661 GBP
View
Price last confirmed 13 days ago
15 more retailers have this diamond
Prices start from $800 NZD

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
1.01ct Round
$800 NZD