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Round|Lab Grown|IGI

1.01ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG818639553

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818639553

Diamond specifications and retailer prices

From $198 SGD
$155 USD
As of November 1, 2026
Save $955 SGD (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,153 SGD at MOH London · As of October 29, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818639553 or 818639553. Listed at 23 retailers as of October 29, 2026, with prices from $198 to $1,153, a $955 spread on the same certified stone. MOH London lists it at $1,153. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818639553
Dimensions6.45 × 6.40 × 3.96 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
6.45 mm6.40 mm1.01 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818639553
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,153 SGD|Low: $198 SGD|High: $1,166 SGD|Avg: $539 SGD
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
Retailer 18
November 2, 2026
Retailer 15$198 SGD
Retailer 16$220 SGD
Retailer 4$229 SGD
Retailer 6$245 SGD
Retailer 8$245 SGD
Retailer 5$369 SGD
Retailer 12$423 SGD
Retailer 2$428 SGD
Retailer 14$449 SGD
Retailer 7$511 SGD
Retailer 11$597 SGD
Retailer 13$638 SGD
Retailer 3$665 SGD
Retailer 18$675 SGD
Retailer 10$779 SGD
Retailer 9$787 SGD
Retailer 17$858 SGD
MOH London$1,153 SGD

40 data points across 18 retailers

23 retailers$198 SGD to $1,153 SGD

Retailer 1
-
$192 SGD
$150 USD
Price last confirmed 44 days ago
A
Retailer 2
-
$198 SGD
$155 USD
View
A
Retailer 3
-
$220 SGD
$172 USD
View
Final sale: no returns
Retailer 4
-
$222 SGD
$174 USD
View
Price last confirmed 43 days ago
A
Retailer 5
-
$229 SGD
$179 USD
View
Retailer 6
-
$234 SGD
$183 USD
View
Price last confirmed 61 days ago
Retailer 7
-
$235 SGD
$184 USD
View
Price last confirmed 43 days ago
Retailer 8
-
$245 SGD
$192 USD
View
Price last confirmed 7 days ago
A
Retailer 9
-
$245 SGD
$192 USD
View
A
Retailer 10
-
$369 SGD
$289 USD
View
A
Retailer 11
-
$423 SGD
ZAR 5,345 ZAR
View
B+
Retailer 12
-
$428 SGD
£263 GBP
View
B+
Retailer 13
-
$449 SGD
$351 USD
View
Retailer 14
-
$511 SGD
$400 USD
View
Price last confirmed 25 days ago
B+
Retailer 15
-
$597 SGD
A$719 AUD
View
B+
Retailer 16
-
$638 SGD
$499 USD
View
B+
Retailer 17
-
$665 SGD
$520 USD
View
B+
Retailer 18
-
$675 SGD
View
Retailer 19
-
$764 SGD
$598 USD
View
Price last confirmed 41 days ago
B
Retailer 20
-
$787 SGD
$616 USD
View
B
Retailer 21
-
$799 SGD
$625 USD
View
B
Retailer 22
-
$858 SGD
$671 USD
View
Most Expensive
B
MOH London
LG818639553 · Oct 29
$1,153 SGD
£710 GBP
View
22 more retailers have this diamond
Prices start from $198 SGDSave up to $955 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.

A
1.01ct Round
$198 SGD