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Round|Lab Grown|IGI

1.73ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG440014008

Shape and cutting style on the report: Round brilliant

Certificate IGI LG440014008

Diamond specifications and retailer prices

From $1,686 NZD
$950 USD
As of October 30, 2026
Save $7,278 NZD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,964 NZD at MOH London · As of October 29, 2026
View at MOH London

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 J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG440014008 or 440014008. Listed at 13 retailers as of October 29, 2026, with prices from $1,686 to $8,964, a $7,278 spread on the same certified stone. MOH London lists it at $8,964. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440014008
Dimensions7.80 × 7.79 × 4.63 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.80 mm7.79 mm1.73 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440014008
Side View
Table 59.5%Crown 33.4°Girdle: MediumPavilion 40.2°Culet: NoneDepth 59.3%

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 30
Current: $8,964 NZD|Low: $1,686 NZD|High: $9,036 NZD|Avg: $4,241 NZD|+0.5%
MOH London
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 2$1,686 NZD
Retailer 11$2,692 NZD
Retailer 14$2,928 NZD
Retailer 3$3,013 NZD
Retailer 4$3,123 NZD
Retailer 12$3,123 NZD
Retailer 5$3,424 NZD
Retailer 7$3,450 NZD
Retailer 6$4,235 NZD
Retailer 8$4,658 NZD
Retailer 13$4,920 NZD
Retailer 10$5,522 NZD
Retailer 9$5,739 NZD
Retailer 15$5,852 NZD
MOH London$8,964 NZD

35 data points across 15 retailers

13 retailers$1,686 NZD to $8,964 NZD

A
Cheapest Retailer
-
$1,686 NZD
$950 USD
A
Retailer 2
-
$2,692 NZD
$1,517 USD
View
B+
Retailer 3
-
$2,928 NZD
$1,650 USD
View
B+
Retailer 4
-
$3,013 NZD
$1,698 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,123 NZD
$1,760 USD
View
Retailer 6
-
$3,123 NZD
$1,760 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$3,424 NZD
$1,930 USD
View
B+
Retailer 8
-
$4,658 NZD
£2,067 GBP
View
B
Retailer 9
-
$4,920 NZD
$2,773 USD
View
B
Retailer 10
-
$5,522 NZD
$3,112 USD
View
B
Retailer 11
-
$5,739 NZD
ZAR 52,258 ZAR
View
B
Retailer 12
-
$5,852 NZD
$3,298 USD
View
Most Expensive
B
MOH London
LG440014008 · Oct 29
$8,964 NZD
£3,978 GBP
View
12 more retailers have this diamond
Prices start from $1,686 NZDSave up to $7,278 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
1.73ct Round
$1,686 NZD