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Round|Lab Grown|IGI

3.05ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG575377641

Shape and cutting style on the report: Round brilliant

Certificate IGI LG575377641

Diamond specifications and retailer prices

From $568 SGD
$444 USD
As of October 29, 2026
Save $3,932 SGD (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,500 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.05ct lab-grown round diamond

This 3.05ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG575377641 or 575377641. Listed at 14 retailers as of October 29, 2026, with prices from $568 to $4,500, a $3,932 spread on the same certified stone. Do Amore Diamonds lists it at $4,500. 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

3.05
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG575377641
Dimensions9.39 × 9.37 × 5.60 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
9.39 mm9.37 mm3.05 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG575377641
Side View
Table 60.0%Crown 33.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.7%

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: Oct 29
Current: $4,500 SGD|Low: $568 SGD|High: $4,500 SGD|Avg: $1,544 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 10$568 SGD
Retailer 3$648 SGD
Retailer 8$834 SGD
Retailer 5$837 SGD
Retailer 9$992 SGD
Retailer 2$1,139 SGD
Retailer 7$1,763 SGD
Retailer 6$2,116 SGD
Retailer 11$2,423 SGD
Retailer 4$2,562 SGD
Do Amore Diamonds$4,500 SGD

39 data points across 11 retailers

14 retailers$568 SGD to $4,500 SGD

Retailer 1
-
$508 SGD
$397 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$568 SGD
$444 USD
View
Final sale: no returns
Retailer 3
-
$629 SGD
$492 USD
View
Price last confirmed 20 days ago
Retailer 4
-
$640 SGD
$501 USD
View
Price last confirmed 43 days ago
B+
Retailer 5
-
$834 SGD
$652 USD
View
A
Retailer 6
-
$837 SGD
$655 USD
View
A
Retailer 7
-
$992 SGD
$776 USD
View
A
Retailer 8
-
$1,139 SGD
£702 GBP
View
B
Retailer 9
-
$1,763 SGD
$1,379 USD
View
Retailer 10
-
$2,116 SGD
$1,655 USD
View
Price last confirmed 14 days ago
Retailer 11
-
$2,301 SGD
$1,800 USD
View
Price last confirmed 41 days ago
B
Retailer 12
-
$2,423 SGD
$1,895 USD
View
B
Retailer 13
-
$2,562 SGD
£1,578 GBP
View
Most Expensive
B
Do Amore Diamonds
27-9B069C256 · Oct 29
$4,500 SGD
$3,520 USD
View
13 more retailers have this diamond
Prices start from $568 SGDSave up to $3,932 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
3.05ct Round
$568 SGD