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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 $493 SGD
$386 USD
As of October 29, 2026
Save $2,000 SGD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,631 SGD 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: $3,631 SGD|Low: $493 SGD|High: $4,551 SGD|Avg: $1,503 SGD|-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 13$493 SGD
Retailer 12$552 SGD
Retailer 7$574 SGD
Retailer 4$612 SGD
Retailer 11$612 SGD
Retailer 5$791 SGD
Retailer 10$799 SGD
Retailer 8$1,007 SGD
Retailer 2$1,012 SGD
Retailer 15$1,032 SGD
Retailer 6$1,298 SGD
Retailer 14$1,956 SGD
Retailer 3$2,171 SGD
Retailer 9$2,494 SGD
Do Amore Diamonds$3,631 SGD

43 data points across 15 retailers

16 retailers$493 SGD to $2,494 SGD

Retailer 1
-
$493 SGD
$386 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$493 SGD
$386 USD
View
Retailer 3
-
$552 SGD
$432 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$574 SGD
$449 USD
View
Final sale: no returns
A
Retailer 5
-
$612 SGD
$479 USD
View
Retailer 6
-
$612 SGD
$479 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$791 SGD
$619 USD
View
A
Retailer 8
-
$799 SGD
$625 USD
View
B+
Retailer 9
-
$1,007 SGD
€750 EUR
View
B+
Retailer 10
-
$1,012 SGD
£624 GBP
View
B+
Retailer 11
-
$1,032 SGD
$807 USD
View
Retailer 12
-
$1,298 SGD
$1,015 USD
View
Price last confirmed 9 days ago
B
Retailer 13
-
$1,956 SGD
$1,530 USD
View
B
Retailer 14
-
$2,171 SGD
$1,698 USD
View
B
Retailer 15
-
$2,494 SGD
£1,536 GBP
View
Most Expensive
Do Amore Diamonds
34-DB103-108 · Oct 30
$3,631 SGD
$2,840 USD
View
Price under review
15 more retailers have this diamond
Prices start from $493 SGDSave up to $2,000 SGD

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
$493 SGD