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Round|Lab Grown|IGI

1.00ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG853628487

Shape and cutting style on the report: Round brilliant

Certificate IGI LG853628487

Diamond specifications and retailer prices

From $284 SGD
$222 USD
As of November 1, 2026
Save $1,466 SGD (84%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,750 SGD 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 $284 to $1,750, a $1,466 spread on the same certified stone. MOH London lists it at $1,750. 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 angle34.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG853628487
Dimensions6.47 × 6.42 × 3.94 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.47 mm6.42 mm1.00 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG853628487
Side View
Table 58.0%Crown 34.2°Girdle: MED-STKPavilion 40.9°CuletDepth 61.1%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: $1,750 SGD|Low: $284 SGD|High: $1,750 SGD|Avg: $1,017 SGD
MOH London
Retailer 2
November 1, 2026
Retailer 2$284 SGD
MOH London$1,750 SGD

1 data point across 2 retailers

2 retailers$284 SGD to $1,750 SGD

B+
Cheapest Retailer
-
$284 SGD
$222 USD
Most Expensive
C
MOH London
LG853628487 · Nov 1
$1,750 SGD
£1,078 GBP
View
1 more retailer has this diamond
Prices start from $284 SGDSave up to $1,466 SGD

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
$284 SGD