CaratHunter
Plans
Round|Lab Grown|GCAL

3.09ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • GCAL 330160230

Shape and cutting style on the report: Round brilliant

Certificate GCAL 330160230

Diamond specifications and retailer prices

From $513 SGD
$401 USD
As of October 29, 2026
Save $4,038 SGD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,551 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.09ct lab-grown round diamond

This 3.09ct 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 GCAL 330160230. Listed at 19 retailers as of October 29, 2026, with prices from $513 to $4,551, a $4,038 spread on the same certified stone. Do Amore Diamonds lists it at $4,551. 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

3.09
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 330160230
Dimensions9.32 × 9.36 × 5.80 mm
L/W Ratio1.00
Culet sizeNone
Top View
9.32 mm9.36 mm3.09 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 330160230
Side View
Table 56.0%Crown 34.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

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: $4,551 SGD|Low: $460 SGD|High: $4,551 SGD|Avg: $1,589 SGD|+6.9%
Do Amore Diamonds
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
November 1, 2026
Retailer 12$513 SGD
Retailer 4$574 SGD
Retailer 3$637 SGD
Retailer 5$637 SGD
Retailer 6$943 SGD
Retailer 2$1,013 SGD
Retailer 13$1,015 SGD
Retailer 9$1,066 SGD
Retailer 8$1,893 SGD
Retailer 11$1,950 SGD
Retailer 15$2,258 SGD
Retailer 7$2,449 SGD
Retailer 10$2,585 SGD
Retailer 14$2,704 SGD
Do Amore Diamonds$4,551 SGD

42 data points across 15 retailers

19 retailers$513 SGD to $4,551 SGD

Retailer 1
-
$479 SGD
$375 USD
Price last confirmed 39 days ago
A
Retailer 2
-
$513 SGD
$401 USD
View
Retailer 3
-
$537 SGD
$420 USD
View
Price last confirmed 39 days ago
A
Retailer 4
-
$574 SGD
$449 USD
View
Final sale: no returns
Retailer 5
-
$587 SGD
$459 USD
View
Price last confirmed 40 days ago
A
Retailer 6
-
$637 SGD
$498 USD
View
A
Retailer 7
-
$637 SGD
$498 USD
View
B+
Retailer 8
-
$943 SGD
$738 USD
View
A
Retailer 9
-
$960 SGD
$751 USD
View
A
Retailer 10
-
$1,013 SGD
£624 GBP
View
A
Retailer 11
-
$1,015 SGD
$794 USD
View
B
Retailer 12
-
$1,893 SGD
£1,166 GBP
View
B+
Retailer 13
-
$1,950 SGD
CA$2,118 CAD
View
Retailer 14
-
$2,111 SGD
$1,651 USD
View
Price last confirmed 41 days ago
B
Retailer 15
-
$2,258 SGD
$1,766 USD
View
B
Retailer 16
-
$2,449 SGD
$1,916 USD
View
B
Retailer 17
-
$2,585 SGD
£1,592 GBP
View
B
Retailer 18
-
$2,704 SGD
$2,115 USD
View
Most Expensive
B
Do Amore Diamonds
27-E1F17E686 · Oct 31
$4,551 SGD
$3,560 USD
View
18 more retailers have this diamond
Prices start from $513 SGDSave up to $4,038 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
3.09ct Round
$513 SGD