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Round|Lab Grown|IGI

1.04ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG835643576

Shape and cutting style on the report: Round brilliant

Certificate IGI LG835643576

Diamond specifications and retailer prices

From $278 SGD
HK$1,700 HKD
As of November 1, 2026
Save $274 SGD (50%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,122 SGD at MOH London · As of October 21, 2026
View at MOH London

About this 1.04ct lab-grown round diamond

This 1.04ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG835643576 or 835643576. Listed at 6 retailers as of November 1, 2026, with a 99% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.04
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835643576
Dimensions6.52 × 6.43 × 3.99 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
6.52 mm6.43 mm1.04 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835643576
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.5%

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: $1,122 SGD|Low: $278 SGD|High: $1,153 SGD|Avg: $520 SGD|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6$278 SGD
Retailer 2$320 SGD
Retailer 5$368 SGD
Retailer 3$414 SGD
Retailer 4$552 SGD
MOH London$1,122 SGD

36 data points across 6 retailers

6 retailers$278 SGD to $552 SGD

A
Cheapest Retailer
-
$278 SGD
HK$1,700 HKD
B+
Retailer 2
-
$320 SGD
$250 USD
View
A
Retailer 3
-
$368 SGD
$288 USD
View
A
Retailer 4
-
$414 SGD
£255 GBP
View
B+
Retailer 5
-
$552 SGD
$432 USD
View
Most Expensive
MOH London
LG835643576 · Oct 21
$1,122 SGD
£691 GBP
View
Price last confirmed 12 days ago
5 more retailers have this diamond
Prices start from $278 SGDSave up to $274 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
1.04ct Round
$278 SGD