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Round|Lab Grown|IGI

3.67ct F SI1 Round Lab Grown Diamond

VG • F/SI1 • IGI LG819655549

Shape and cutting style on the report: Round brilliant

Certificate IGI LG819655549

Diamond specifications and retailer prices

From HK$2,958 HKD
$377 USD
As of November 1, 2026
Save HK$17,049 HKD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$20,007 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.67ct lab-grown round diamond

This 3.67ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG819655549 or 819655549. Listed at 11 retailers as of October 31, 2026, with prices from HK$2,958 to HK$20,007, a HK$17,049 spread on the same certified stone. Brilliant Earth lists it at HK$20,007. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.67
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819655549
Dimensions9.77 × 9.90 × 6.09 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.77 mm9.90 mm3.67 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819655549
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 41.9°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$20,007 HKD|Low: HK$2,926 HKD|High: HK$37,502 HKD|Avg: HK$11,358 HKD|-46.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 3HK$2,958 HKD
Retailer 8HK$3,311 HKD
Retailer 2HK$5,104 HKD
Retailer 4HK$5,890 HKD
Retailer 9HK$6,857 HKD
Retailer 7HK$10,286 HKD
Retailer 6HK$10,317 HKD
Retailer 10HK$11,792 HKD
Retailer 5HK$14,408 HKD
Retailer 11HK$14,875 HKD
Brilliant EarthHK$20,007 HKD

34 data points across 11 retailers

11 retailersHK$2,958 HKD to HK$20,007 HKD

A
Cheapest Retailer
-
HK$2,958 HKD
$377 USD
A
Retailer 2
-
HK$3,311 HKD
$422 USD
View
A
Retailer 3
-
HK$5,104 HKD
£512 GBP
View
A
Retailer 4
-
HK$5,890 HKD
€715 EUR
View
B+
Retailer 5
-
HK$6,857 HKD
$874 USD
View
B+
Retailer 6
-
HK$10,286 HKD
$1,311 USD
View
B+
Retailer 7
-
HK$10,317 HKD
$1,315 USD
View
B+
Retailer 8
-
HK$11,792 HKD
$1,503 USD
View
B+
Retailer 9
-
HK$14,408 HKD
£1,446 GBP
View
Retailer 10
-
HK$14,875 HKD
SGD 2,562 SGD
View
Price last confirmed 20 days ago
Most Expensive
B
Brilliant Earth
20802618A · Oct 31
HK$20,007 HKD
$2,550 USD
View
10 more retailers have this diamond
Prices start from HK$2,958 HKDSave up to HK$17,049 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
3.67ct Round
HK$2,958 HKD