CaratHunter
Plans
Princess|Lab Grown|IGI

1.73ct D SI1 Princess Lab Grown Diamond

ID • D/SI1 • IGI LG619437868

Shape and cutting style on the report: Princess cut

Certificate IGI LG619437868

Diamond specifications and retailer prices

From HK$2,056 HKD
$262 USD
As of October 30, 2026
Save HK$11,047 HKD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$13,102 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.73ct lab-grown princess diamond

This 1.73ct lab-grown princess sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG619437868 or 619437868. Listed at 17 retailers as of October 30, 2026, with prices from HK$2,056 to HK$13,102, a HK$11,047 spread on the same certified stone. Brilliant Earth lists it at HK$13,102. 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

1.73
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG619437868
Dimensions6.49 × 6.43 × 4.67 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.49 mm6.43 mm1.73 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG619437868
Side View
Table 69.0%Crown 44.1°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 72.6%

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 30
Current: HK$13,102 HKD|Low: HK$1,742 HKD|High: HK$18,516 HKD|Avg: HK$5,767 HKD|-29.2%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 4HK$2,056 HKD
Retailer 13HK$2,385 HKD
Retailer 5HK$2,550 HKD
Retailer 17HK$2,550 HKD
Retailer 16HK$2,855 HKD
Retailer 11HK$3,491 HKD
Retailer 10HK$3,855 HKD
Retailer 8HK$4,252 HKD
Retailer 2HK$4,841 HKD
Retailer 7HK$5,037 HKD
Retailer 6HK$5,272 HKD
Retailer 14HK$7,838 HKD
Retailer 3HK$8,199 HKD
Retailer 15HK$10,003 HKD
Retailer 12HK$10,243 HKD
Retailer 9HK$10,513 HKD
Brilliant EarthHK$13,102 HKD

37 data points across 17 retailers

17 retailersHK$2,056 HKD to HK$13,102 HKD

A
Cheapest Retailer
-
HK$2,056 HKD
$262 USD
A
Retailer 2
-
HK$2,385 HKD
$304 USD
View
A
Retailer 3
-
HK$2,550 HKD
$325 USD
View
A
Retailer 4
-
HK$2,550 HKD
$325 USD
View
Retailer 5
-
HK$2,855 HKD
£287 GBP
View
Price last confirmed 14 days ago
A
Retailer 6
-
HK$3,491 HKD
$445 USD
View
A
Retailer 7
-
HK$3,855 HKD
€468 EUR
View
B+
Retailer 8
-
HK$4,252 HKD
$542 USD
View
B+
Retailer 9
-
HK$4,841 HKD
£486 GBP
View
B+
Retailer 10
-
HK$5,037 HKD
$642 USD
View
B+
Retailer 11
-
HK$5,272 HKD
$672 USD
View
B
Retailer 12
-
HK$7,838 HKD
$999 USD
View
B
Retailer 13
-
HK$8,199 HKD
$1,045 USD
View
Retailer 14
-
HK$10,003 HKD
$1,275 USD
View
Price last confirmed 10 days ago
B
Retailer 15
-
HK$10,243 HKD
£1,028 GBP
View
B
Retailer 16
-
HK$10,513 HKD
$1,340 USD
View
Most Expensive
B
Brilliant Earth
9118972A · Oct 30
HK$13,102 HKD
$1,670 USD
View
16 more retailers have this diamond
Prices start from HK$2,056 HKDSave up to HK$11,047 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
1.73ct Princess
HK$2,056 HKD