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Round|Lab Grown|IGI

1.00ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG853628487

Certificate IGI LG853628487

Diamond specifications and retailer prices

From $316 AUD
$222 USD
As of November 1, 2026
Save $1,633 AUD (84%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,949 AUD 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 LG853628487 or 853628487. Listed at 2 retailers as of November 1, 2026, with prices from $316 to $1,949, a $1,633 spread on the same certified stone. MOH London lists it at $1,949. 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
OriginLab Grown
Grading LabIGI
CertificateIGI LG853628487
Dimensions6.47 × 6.42 × 3.94 mm
L/W Ratio1.01
Top View
6.47 mm6.42 mm1.00 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG853628487
Side View
Table 58.0%CrownGirdlePavilionCuletDepth 61.1%

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 1
Current: $1,949 AUD|Low: $316 AUD|High: $1,949 AUD|Avg: $1,133 AUD
MOH London
Retailer 2
November 1, 2026
Retailer 2$316 AUD
MOH London$1,949 AUD

1 data point across 2 retailers

2 retailers$316 AUD to $1,949 AUD

B+
Cheapest Retailer
-
$316 AUD
$222 USD
Most Expensive
C
MOH London
LG853628487 · Nov 1
$1,949 AUD
£1,078 GBP
View
1 more retailer has this diamond
Prices start from $316 AUDSave up to $1,633 AUD

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
$316 AUD