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Round|Lab Grown|GIA

1.73ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • GIA 3475370229

Certificate GIA 3475370229

Diamond specifications and retailer prices

From HK$3,028 HKD
$386 USD
As of October 29, 2026
Save HK$12,276 HKD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$22,282 HKD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.73ct lab-grown round diamond

This 1.73ct lab-grown round 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 GIA 3475370229. Listed at 16 retailers as of October 29, 2026, with a 405% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 3475370229
Dimensions7.68 × 7.65 × 4.78 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
7.68 mm7.65 mm1.73 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3475370229
Side View
Table 57.0%Crown 36°Girdle: MED-MEDPavilion 40.8°Culet: NoneDepth 62.4%

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 29
Current: HK$22,282 HKD|Low: HK$3,028 HKD|High: HK$27,931 HKD|Avg: HK$9,226 HKD|-20.2%
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
Retailer 15
October 30, 2026
Retailer 13HK$3,028 HKD
Retailer 12HK$3,389 HKD
Retailer 7HK$3,523 HKD
Retailer 4HK$3,758 HKD
Retailer 11HK$3,758 HKD
Retailer 5HK$4,856 HKD
Retailer 10HK$4,904 HKD
Retailer 8HK$6,178 HKD
Retailer 2HK$6,213 HKD
Retailer 15HK$6,331 HKD
Retailer 6HK$7,963 HKD
Retailer 14HK$12,004 HKD
Retailer 3HK$13,322 HKD
Retailer 9HK$15,305 HKD
Do Amore DiamondsHK$22,282 HKD

43 data points across 15 retailers

16 retailersHK$3,028 HKD to HK$15,305 HKD

Retailer 1
-
HK$3,028 HKD
$386 USD
Price last confirmed 8 days ago
A
Retailer 2
-
HK$3,028 HKD
$386 USD
View
Retailer 3
-
HK$3,389 HKD
$432 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
HK$3,523 HKD
$449 USD
View
Final sale: no returns
A
Retailer 5
-
HK$3,758 HKD
$479 USD
View
Retailer 6
-
HK$3,758 HKD
$479 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
HK$4,856 HKD
$619 USD
View
A
Retailer 8
-
HK$4,904 HKD
$625 USD
View
B+
Retailer 9
-
HK$6,178 HKD
€750 EUR
View
B+
Retailer 10
-
HK$6,213 HKD
£624 GBP
View
B+
Retailer 11
-
HK$6,331 HKD
$807 USD
View
Retailer 12
-
HK$7,963 HKD
$1,015 USD
View
Price last confirmed 10 days ago
B
Retailer 13
-
HK$12,004 HKD
$1,530 USD
View
B
Retailer 14
-
HK$13,322 HKD
$1,698 USD
View
B
Retailer 15
-
HK$15,305 HKD
£1,536 GBP
View
Most Expensive
Do Amore Diamonds
34-DB103-108 · Oct 30
HK$22,282 HKD
$2,840 USD
View
Price under review
15 more retailers have this diamond
Prices start from HK$3,028 HKDSave up to HK$12,276 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 Round
HK$3,028 HKD