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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 HK$3,130 HKD
$399 USD
As of November 1, 2026
Save HK$13,353 HKD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$16,484 HKD 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 31, 2026, with prices from HK$3,130 to HK$16,484, a HK$13,353 spread on the same certified stone. Riddles Jewelry lists it at HK$16,484. 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: Nov 1
Current: HK$11,469 HKD|Low: HK$2,809 HKD|High: HK$16,484 HKD|Avg: HK$9,126 HKD|+9.2%
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 2, 2026
Retailer 9HK$3,130 HKD
Retailer 4HK$3,633 HKD
Retailer 12HK$3,884 HKD
Retailer 2HK$5,743 HKD
Retailer 10HK$6,159 HKD
Retailer 5HK$6,227 HKD
Retailer 6HK$6,504 HKD
Retailer 1HK$11,469 HKD
Retailer 8HK$11,886 HKD
Retailer 11HK$13,777 HKD
Retailer 3HK$14,951 HKD
Retailer 7HK$15,763 HKD
Riddles JewelryHK$16,484 HKD

42 data points across 13 retailers

16 retailersHK$3,130 HKD to HK$16,484 HKD

Retailer 1
-
HK$2,926 HKD
$373 USD
Price last confirmed 39 days ago
A
Retailer 2
-
HK$3,130 HKD
$399 USD
View
Retailer 3
-
HK$3,397 HKD
$433 USD
View
Price last confirmed 39 days ago
Retailer 4
-
HK$3,585 HKD
$457 USD
View
Price last confirmed 41 days ago
A
Retailer 5
-
HK$3,884 HKD
$495 USD
View
B+
Retailer 6
-
HK$5,743 HKD
$732 USD
View
A
Retailer 7
-
HK$5,853 HKD
$746 USD
View
A
Retailer 8
-
HK$6,159 HKD
$785 USD
View
A
Retailer 9
-
HK$6,227 HKD
£625 GBP
View
B
Retailer 10
-
HK$11,469 HKD
£1,151 GBP
View
B+
Retailer 11
-
HK$11,886 HKD
CA$2,104 CAD
View
Retailer 12
-
HK$12,875 HKD
$1,641 USD
View
Price last confirmed 42 days ago
B
Retailer 13
-
HK$13,777 HKD
$1,756 USD
View
B
Retailer 14
-
HK$14,951 HKD
$1,906 USD
View
B
Retailer 15
-
HK$15,763 HKD
£1,582 GBP
View
Most Expensive
B
Riddles Jewelry
1966654477 · Oct 31
HK$16,484 HKD
$2,101 USD
View
15 more retailers have this diamond
Prices start from HK$3,130 HKDSave up to HK$13,353 HKD

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
HK$3,130 HKD