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Round|Lab Grown|IGI

1.72ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG589304557

Certificate IGI LG589304557

Diamond specifications and retailer prices

From $230 USD
Save $1,088 USD (83%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $1,820 USD at Brilliant Earth
View at Brilliant Earth

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG589304557 or 589304557. Listed at 24 retailers, with a 473% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.72
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589304557
Dimensions7.59 × 7.63 × 4.74 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.59 mm7.63 mm1.72 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589304557
Side View
Table 57.0%Crown 35.6°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $1,820 USD|Low: $190 USD|High: $1,820 USD|Avg: $713 USD
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 7
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Retailer 24
October 2, 2026
Retailer 19$230 USD
Retailer 9$267 USD
Retailer 6$277 USD
Retailer 2$296 USD
Retailer 10$296 USD
Retailer 4$398 USD
Retailer 13$452 USD
Retailer 21$504 USD
Retailer 20$506 USD
Retailer 23$536 USD
Retailer 15$587 USD
Retailer 12$597 USD
Retailer 11$613 USD
Retailer 5$631 USD
Retailer 3$688 USD
Retailer 7$704 USD
Retailer 8$953 USD
Retailer 16$1,005 USD
Retailer 17$1,183 USD
Retailer 24$1,203 USD
Retailer 18$1,207 USD
Retailer 22$1,244 USD
Retailer 14$1,318 USD
Brilliant Earth$1,820 USD

41 data points across 24 retailers

24 retailers$230 USD to $1,318 USD

A
Cheapest Retailer
-
$230 USD
A
Retailer 2
-
$267 USD
View
A
Retailer 3
-
$277 USD
View
Price last confirmed 10 days ago
A
Retailer 4
-
$296 USD
View
A
Retailer 5
-
$296 USD
View
B+
Retailer 6
-
$398 USD
View
A
Retailer 7
-
$452 USD
£356 GBP
View
A
Retailer 8
-
$504 USD
€480 EUR
View
A
Retailer 9
-
$506 USD
ZAR 8,175 ZAR
View
A
Retailer 10
-
$537 USD
£423 GBP
View
B+
Retailer 11
-
$587 USD
View
B+
Retailer 12
-
$597 USD
A$918 AUD
View
B+
Retailer 13
-
$613 USD
View
B+
Retailer 14
-
$631 USD
View
B+
Retailer 15
-
$688 USD
A$1,059 AUD
View
B+
Retailer 16
-
$704 USD
View
B+
Retailer 17
-
$953 USD
View
B
Retailer 18
-
$1,005 USD
View
B
Retailer 19
-
$1,203 USD
£947 GBP
View
B
Retailer 20
-
$1,207 USD
View
B
Retailer 21
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$1,207 USD
View
B
Retailer 22
-
$1,244 USD
A$1,914 AUD
View
B
Retailer 23
-
$1,318 USD
View
Most Expensive
B
Brilliant Earth
10791820A · Sep 16
$1,820 USD
View
Price last confirmed 16 days ago
23 more retailers have this diamond
Prices start from $230 USDSave up to $1,088 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.

A
1.72ct Round
$230 USD