CaratHunter
Plans
Round|Lab Grown|GCAL

3.09ct G SI1 Round Lab Grown Diamond

EX • G/SI1

Diamond specifications and retailer prices

From HK$3,531 HKD
$450 USD
As of October 30, 2026
Save HK$14,865 HKD (81%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$18,395 HKD at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

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. Listed at 4 retailers as of October 30, 2026, with prices from HK$3,531 to HK$18,395, a HK$14,865 spread on the same certified stone. Diamond Exchange Canada lists it at HK$18,395. 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
OriginLab Grown
Grading LabGCAL
Dimensions9.32 × 9.36 × 5.80 mm
L/W Ratio1.00
Top View
9.32 mm9.36 mm3.09 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL
Side View
Table 56.0%CrownGirdle: MED-STKPavilionCuletDepth 62.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$18,395 HKD|Low: HK$2,942 HKD|High: HK$18,395 HKD|Avg: HK$7,961 HKD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 20, 2026
Retailer 3HK$2,942 HKD
Retailer 2HK$3,531 HKD
Retailer 4HK$3,601 HKD
Retailer 6HK$4,645 HKD
Retailer 5HK$12,953 HKD
Diamond Exchange CanadaHK$18,395 HKD

10 data points across 6 retailers

4 retailersHK$3,531 HKD to HK$18,395 HKD

Retailer 1
-
HK$2,942 HKD
$375 USD
Price last confirmed 37 days ago
B+
Retailer 2
-
HK$3,531 HKD
$450 USD
View
Retailer 3
-
HK$3,601 HKD
$459 USD
View
Price last confirmed 39 days ago
Most Expensive
C
Diamond Exchange Canada
1986529824 · Oct 30
HK$18,395 HKD
CA$3,256 CAD
View
3 more retailers have this diamond
Prices start from HK$3,531 HKDSave up to HK$14,865 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.

B+
3.09ct Round
HK$3,531 HKD