CaratHunter
Plans
Round|Lab Grown|GCAL

3.07ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • GCAL 323200390

Shape and cutting style on the report: Round brilliant

Certificate GCAL 323200390

Diamond specifications and retailer prices

From $510 SGD
$399 USD
As of October 29, 2026
Save $2,176 SGD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,686 SGD at Riddles Jewelry · As of October 31, 2026
View at Riddles Jewelry

About this 3.07ct lab-grown round diamond

This 3.07ct 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 323200390. Listed at 16 retailers as of October 29, 2026, with prices from $510 to $2,686, a $2,176 spread on the same certified stone. Riddles Jewelry lists it at $2,686. 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

3.07
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 323200390
Dimensions9.32 × 9.35 × 5.77 mm
L/W Ratio1.00
Culet sizeNone
Top View
9.32 mm9.35 mm3.07 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 323200390
Side View
Table 56.0%Crown 33.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.8%

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: $1,006 SGD|Low: $458 SGD|High: $2,686 SGD|Avg: $1,486 SGD|-7.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Riddles Jewelry
November 1, 2026
Retailer 9$510 SGD
Retailer 4$592 SGD
Retailer 12$633 SGD
Retailer 2$936 SGD
Retailer 10$1,004 SGD
Retailer 1$1,006 SGD
Retailer 6$1,060 SGD
Retailer 5$1,880 SGD
Retailer 8$1,937 SGD
Retailer 11$2,245 SGD
Retailer 3$2,436 SGD
Retailer 7$2,568 SGD
Riddles Jewelry$2,686 SGD

42 data points across 13 retailers

16 retailers$510 SGD to $2,686 SGD

Retailer 1
-
$477 SGD
$373 USD
Price last confirmed 39 days ago
A
Retailer 2
-
$510 SGD
$399 USD
View
Retailer 3
-
$554 SGD
$433 USD
View
Price last confirmed 39 days ago
Retailer 4
-
$584 SGD
$457 USD
View
Price last confirmed 40 days ago
A
Retailer 5
-
$633 SGD
$495 USD
View
B+
Retailer 6
-
$936 SGD
$732 USD
View
A
Retailer 7
-
$954 SGD
$746 USD
View
A
Retailer 8
-
$1,004 SGD
$785 USD
View
A
Retailer 9
-
$1,006 SGD
£620 GBP
View
B
Retailer 10
-
$1,880 SGD
£1,158 GBP
View
B+
Retailer 11
-
$1,937 SGD
CA$2,104 CAD
View
Retailer 12
-
$2,098 SGD
$1,641 USD
View
Price last confirmed 41 days ago
B
Retailer 13
-
$2,245 SGD
$1,756 USD
View
B
Retailer 14
-
$2,436 SGD
$1,906 USD
View
B
Retailer 15
-
$2,568 SGD
£1,582 GBP
View
Most Expensive
B
Riddles Jewelry
1966654477 · Oct 31
$2,686 SGD
$2,101 USD
View
15 more retailers have this diamond
Prices start from $510 SGDSave up to $2,176 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
3.07ct Round
$510 SGD