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Round|Lab Grown|IGI

1.00ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • IGI LG310863059

Shape and cutting style on the report: Round brilliant

Certificate IGI LG310863059

Diamond specifications and retailer prices

From $588 SGD
$460 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: $588 SGD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG310863059 or 310863059. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG310863059
Dimensions6.40 × 6.37 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANTThis Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa
Top View
6.40 mm6.37 mm1.00 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG310863059
Side View
Table 57.5%Crown 34.9°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $588 SGD|Low: $146 SGD|High: $1,615 SGD|Avg: $865 SGD|-41.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
August 13, 2026
Retailer 3$355 SGD
Retailer 2$459 SGD
Brilliant Earth$588 SGD
Retailer 4$772 SGD
Retailer 5$1,615 SGD

12 data points across 5 retailers

1 retailer

B
Brilliant Earth
2910518Y · Oct 31
$588 SGD
$460 USD
View

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B
1.00ct Round
$588 SGD