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Round|Lab Grown|IGI

1.01ct E I1 Round Lab Grown Diamond

ID • E/I1 • IGI LG620494057

Shape and cutting style on the report: Round brilliant

Certificate IGI LG620494057

Diamond specifications and retailer prices

From $187 SGD
$146 USD
As of October 29, 2026
Save $556 SGD (75%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $743 SGD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.01ct lab-grown round diamond

This 1.01ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI LG620494057 or 620494057. Listed at 8 retailers as of October 27, 2026, with prices from $187 to $743, a $556 spread on the same certified stone. NZ Jewellers lists it at $743. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Colour
I1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620494057
Dimensions6.41 × 6.44 × 3.99 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.41 mm6.44 mm1.01 ctE / I1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620494057
Side View
Table 58.0%Crown 34.9°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.1%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $743 SGD|Low: $187 SGD|High: $743 SGD|Avg: $407 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 3$187 SGD
Retailer 2$216 SGD
Retailer 8$231 SGD
Retailer 7$262 SGD
Retailer 4$405 SGD
Retailer 6$428 SGD
Retailer 5$543 SGD
NZ Jewellers$743 SGD

4 data points across 8 retailers

8 retailers$187 SGD to $743 SGD

A
Cheapest Retailer
-
$187 SGD
$146 USD
A
Retailer 2
-
$216 SGD
$169 USD
View
A
Retailer 3
-
$231 SGD
$181 USD
View
A
Retailer 4
-
$262 SGD
HK$1,600 HKD
View
B+
Retailer 5
-
$405 SGD
€302 EUR
View
B+
Retailer 6
-
$428 SGD
$335 USD
View
B+
Retailer 7
-
$543 SGD
$425 USD
View
Most Expensive
B+
NZ Jewellers
ed3810d5-b4a1-4026-a027-16924bccb30d · Oct 27
$743 SGD
$581 USD
View
7 more retailers have this diamond
Prices start from $187 SGDSave up to $556 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
$187 SGD