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Round|Lab Grown|IGI

1.03ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG487174439

Shape and cutting style on the report: Round brilliant

Certificate IGI LG487174439

Diamond specifications and retailer prices

From $767 SGD
$600 USD
As of October 30, 2026
Save $4,730 SGD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,497 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG487174439 or 487174439. Listed at 12 retailers as of October 29, 2026, with prices from $767 to $5,497, a $4,730 spread on the same certified stone. MOH London lists it at $5,497. 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

1.03
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487174439
Dimensions6.42 × 6.45 × 4.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
6.42 mm6.45 mm1.03 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487174439
Side View
Table 58.5%Crown 35.7°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.7%

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 30
Current: $5,497 SGD|Low: $767 SGD|High: $5,533 SGD|Avg: $2,439 SGD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2$767 SGD
Retailer 5$1,468 SGD
Retailer 9$1,643 SGD
Retailer 6$1,702 SGD
Retailer 8$1,702 SGD
Retailer 10$1,924 SGD
Retailer 11$2,400 SGD
Retailer 7$2,704 SGD
Retailer 4$2,916 SGD
Retailer 3$3,353 SGD
MOH London$5,497 SGD

17 data points across 11 retailers

12 retailers$767 SGD to $5,497 SGD

A
Cheapest Retailer
-
$767 SGD
$600 USD
B+
Retailer 2
-
$1,468 SGD
$1,148 USD
View
B+
Retailer 3
-
$1,595 SGD
$1,248 USD
View
B+
Retailer 4
-
$1,643 SGD
$1,285 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,702 SGD
$1,331 USD
View
Retailer 6
-
$1,702 SGD
$1,331 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$1,924 SGD
$1,505 USD
View
B
Retailer 8
-
$2,704 SGD
$2,115 USD
View
B
Retailer 9
-
$2,916 SGD
€2,172 EUR
View
B
Retailer 10
-
$3,190 SGD
$2,495 USD
View
B
Retailer 11
-
$3,353 SGD
$2,623 USD
View
Most Expensive
B
MOH London
LG487174439 · Oct 29
$5,497 SGD
£3,386 GBP
View
11 more retailers have this diamond
Prices start from $767 SGDSave up to $4,730 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
$767 SGD