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Round|Lab Grown|IGI

1.03ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG816645863

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816645863

Diamond specifications and retailer prices

From $268 SGD
$209 USD
As of October 28, 2026
Save $2,239 SGD (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,507 SGD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816645863 or 816645863. Listed at 23 retailers as of October 27, 2026, with prices from $268 to $2,507, a $2,239 spread on the same certified stone. Queensmith lists it at $2,507. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816645863
Dimensions6.49 × 6.44 × 4.02 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
6.49 mm6.44 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816645863
Side View
Table 57.0%Crown 35.4°Girdle: MediumPavilion 41°Culet: NoneDepth 62.2%

Caratlytics Score

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A+
Exceptional
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: Oct 28
Current: $505 SGD|Low: $261 SGD|High: $1,692 SGD|Avg: $739 SGD|+1.6%
Retailer 1
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
October 29, 2026
Retailer 3$268 SGD
Retailer 8$481 SGD
Retailer 1$505 SGD
Retailer 10$509 SGD
Retailer 2$520 SGD
Retailer 9$533 SGD
Retailer 14$604 SGD
Retailer 15$616 SGD
Retailer 6$640 SGD
Retailer 12$724 SGD
Retailer 13$957 SGD
Retailer 11$990 SGD
Retailer 4$1,023 SGD
Retailer 5$1,371 SGD
Retailer 7$1,692 SGD

35 data points across 15 retailers

23 retailers$268 SGD to $2,507 SGD

A+
Retailer 1
-
$227 SGD
$177 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$268 SGD
$209 USD
View
Final sale: no returns
A
Retailer 3
-
$273 SGD
$213 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$274 SGD
$214 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$290 SGD
$226 USD
View
Price last confirmed 29 days ago
A
Retailer 6
-
$292 SGD
$228 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
$481 SGD
£296 GBP
View
A
Retailer 8
-
$505 SGD
€375 EUR
View
A
Retailer 9
-
$509 SGD
ZAR 6,420 ZAR
View
A
Retailer 10
-
$520 SGD
$406 USD
View
A
Retailer 11
-
$533 SGD
£327 GBP
View
A
Retailer 12
-
$604 SGD
$471 USD
View
A
Retailer 13
-
$616 SGD
$481 USD
View
A
Retailer 14
-
$640 SGD
A$768 AUD
View
B+
Retailer 15
-
$724 SGD
A$869 AUD
View
B+
Retailer 16
-
$764 SGD
$596 USD
View
B+
Retailer 17
-
$942 SGD
$735 USD
View
Price last confirmed 29 days ago
B+
Retailer 18
-
$957 SGD
$747 USD
View
B+
Retailer 19
-
$990 SGD
A$1,188 AUD
View
B+
Retailer 20
-
$1,023 SGD
$798 USD
View
B+
Retailer 21
-
$1,371 SGD
£842 GBP
View
Price last confirmed 10 days ago
B
Retailer 22
-
$1,692 SGD
$1,320 USD
View
Most Expensive
B
Queensmith
LG816645863 · Oct 27
$2,507 SGD
£1,540 GBP
View
22 more retailers have this diamond
Prices start from $268 SGDSave up to $2,239 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+
1.03ct Round
$268 SGD