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Round|Lab Grown|GCAL

3.07ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • GCAL 330670079

Shape and cutting style on the report: Round brilliant

Certificate GCAL 330670079

Diamond specifications and retailer prices

From HK$3,813 HKD
As of November 5, 2026
Save HK$26,470 HKD (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$30,282 HKD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 3.07ct lab-grown round diamond

This 3.07ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 330670079. Listed at 14 retailers as of November 5, 2026, with prices from HK$3,813 to HK$30,282, a HK$26,470 spread on the same certified stone. Do Amore Diamonds lists it at HK$30,282. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 330670079
Dimensions9.33 × 9.35 × 5.75 mm
L/W Ratio1.00
Culet sizeNone
Top View
9.33 mm9.35 mm3.07 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 330670079
Side View
Table 56.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.5%

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 5
Current: HK$30,282 HKD|Low: HK$3,028 HKD|High: HK$30,282 HKD|Avg: HK$10,750 HKD|+8.1%
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
November 6, 2026
Retailer 10HK$3,413 HKD
Retailer 14HK$3,813 HKD
Retailer 3HK$4,229 HKD
Retailer 4HK$4,229 HKD
Retailer 11HK$5,994 HKD
Retailer 5HK$6,237 HKD
Retailer 7HK$6,747 HKD
Retailer 2HK$12,450 HKD
Retailer 8HK$12,952 HKD
Retailer 12HK$15,008 HKD
Retailer 6HK$16,075 HKD
Retailer 13HK$17,236 HKD
Retailer 9HK$17,966 HKD
Do Amore DiamondsHK$30,282 HKD

35 data points across 14 retailers

14 retailersHK$3,813 HKD to HK$30,282 HKD

Retailer 1
-
HK$3,413 HKD
Price last confirmed 11 days ago
A
Retailer 2
-
HK$3,813 HKD
View
Final sale: no returns
Retailer 3
-
HK$4,229 HKD
View
Price last confirmed 12 days ago
Retailer 4
-
HK$4,229 HKD
View
Price last confirmed 12 days ago
A
Retailer 5
-
HK$5,994 HKD
View
B+
Retailer 6
-
HK$6,237 HKD
View
A
Retailer 7
-
HK$6,747 HKD
View
B+
Retailer 8
-
HK$12,450 HKD
View
B
Retailer 9
-
HK$12,952 HKD
View
Retailer 10
-
HK$15,008 HKD
View
Price last confirmed 13 days ago
B
Retailer 11
-
HK$16,075 HKD
View
Retailer 12
-
HK$17,236 HKD
View
Price last confirmed 16 days ago
B
Retailer 13
-
HK$17,966 HKD
View
Most Expensive
B
Do Amore Diamonds
27-D26834E4E · Nov 6
HK$30,282 HKD
$3,860 USD
View
13 more retailers have this diamond
Prices start from HK$3,813 HKDSave up to HK$26,470 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$3,813 HKD