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Round|Lab Grown|IGI

1.72ct G SI2 Round Lab Grown Diamond

ID • G/SI2

Diamond specifications and retailer prices

From $593 USD
As of October 29, 2026
Save $889 USD (60%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,482 USD at Diamond Exchange Canada · As of October 27, 2026
View at Diamond Exchange Canada

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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI. Listed at 2 retailers as of October 27, 2026, with prices from $593 to $1,482, a $889 spread on the same certified stone. Diamond Exchange Canada lists it at $1,482. 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
G
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.69 × 7.71 × 4.75 mm
L/W Ratio1.00
Top View
7.69 mm7.71 mm1.72 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 58.5%CrownGirdle: THN-MEDPavilionCulet: NoneDepth

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $1,482 USD|Low: $593 USD|High: $1,482 USD|Avg: $1,037 USD
Diamond Exchange Canada
Retailer 2
October 17, 2026
Retailer 2$593 USD
Diamond Exchange Canada$1,482 USD

2 data points across 2 retailers

2 retailers$593 USD to $1,482 USD

B+
Cheapest Retailer
-
$593 USD
Most Expensive
C
Diamond Exchange Canada
1960631626 · Oct 27
$1,482 USD
CA$2,058 CAD
View
1 more retailer has this diamond
Prices start from $593 USDSave up to $889 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.

B+
1.72ct Round
$593 USD