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1.72ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG585333147

Shape and cutting style on the report: Round brilliant

Certificate IGI LG585333147

Diamond specifications and retailer prices

From $363 NZD
$204 USD
As of October 29, 2026
Save $3,121 NZD (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,484 NZD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG585333147 or 585333147. Listed at 9 retailers as of October 29, 2026, with prices from $363 to $3,484, a $3,121 spread on the same certified stone. Do Amore Diamonds lists it at $3,484. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG585333147
Dimensions7.70 × 7.68 × 4.75 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.70 mm7.68 mm1.72 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG585333147
Side View
Table 57.0%Crown 34°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $3,484 NZD|Low: $300 NZD|High: $11,789 NZD|Avg: $2,142 NZD|-2.5%
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 29, 2026
Retailer 13$363 NZD
Retailer 14$411 NZD
Retailer 12$421 NZD
Retailer 11$777 NZD
Retailer 4$966 NZD
Retailer 3$1,073 NZD
Retailer 15$1,153 NZD
Retailer 7$1,155 NZD
Retailer 8$1,440 NZD
Retailer 9$1,452 NZD
Retailer 10$1,596 NZD
Retailer 2$2,002 NZD
Retailer 6$2,115 NZD
Do Amore Diamonds$3,484 NZD
Retailer 5$11,789 NZD

15 data points across 15 retailers

9 retailers$363 NZD to $3,484 NZD

A
Cheapest Retailer
-
$363 NZD
$204 USD
A
Retailer 2
-
$411 NZD
$231 USD
View
Final sale: no returns
A
Retailer 3
-
$421 NZD
$237 USD
View
B+
Retailer 4
-
$777 NZD
$437 USD
View
Retailer 5
-
$1,440 NZD
$810 USD
View
Price last confirmed 12 days ago
Retailer 6
-
$1,452 NZD
$817 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$1,596 NZD
$898 USD
View
B
Retailer 8
-
$2,002 NZD
£887 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5D109CE66 · Oct 29
$3,484 NZD
$1,960 USD
View
8 more retailers have this diamond
Prices start from $363 NZDSave up to $3,121 NZD

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
$363 NZD