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Round|Lab Grown|GIA

1.72ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • GIA 1495354904

Certificate GIA 1495354904

Diamond specifications and retailer prices

From $640 USD
As of October 28, 2026
Save $2,006 USD (76%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,091 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.72ct lab-grown round diamond

This 1.72ct 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 1495354904. Listed at 10 retailers as of October 27, 2026, with a 313% 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

1.72
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1495354904
Dimensions8.47 × 6.23 × 3.99 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This is a man-made diamond produced by CVD (Chemical Vapor Deposition) growth process and has evidence of post-growth treatments to change the color.
Key to symbols
Growth Remnant
Top View
8.47 mm6.23 mm1.72 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1495354904
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 64.1%

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 28
Current: $3,091 USD|Low: $447 USD|High: $3,124 USD|Avg: $1,424 USD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6$640 USD
Retailer 8$659 USD
Retailer 7$840 USD
Retailer 4$922 USD
Retailer 5$927 USD
Retailer 2$1,108 USD
Retailer 3$1,146 USD
Retailer 9$2,090 USD
Retailer 10$2,646 USD
MOH London$3,091 USD

40 data points across 10 retailers

10 retailers$640 USD to $2,646 USD

A
Cheapest Retailer
-
$640 USD
Final sale: no returns
A
Retailer 2
-
$659 USD
View
B+
Retailer 3
-
$840 USD
View
B+
Retailer 4
-
$922 USD
HK$7,200 HKD
View
B+
Retailer 5
-
$927 USD
View
Price last confirmed 10 days ago
B+
Retailer 6
-
$1,108 USD
£873 GBP
View
B
Retailer 7
-
$1,146 USD
€1,091 EUR
View
B
Retailer 8
-
$2,090 USD
View
B
Retailer 9
-
$2,646 USD
View
Most Expensive
B
MOH London
1495354904 · Oct 26
$3,091 USD
£2,434 GBP
View
Price under review
9 more retailers have this diamond
Prices start from $640 USDSave up to $2,006 USD

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
1.72ct Round
$640 USD