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Asscher|Lab Grown|IGI

1.73ct D IF Asscher Lab Grown Diamond

EX • D/IF • IGI LG689563921

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG689563921

Diamond specifications and retailer prices

From $636 NZD
$358 USD
As of November 1, 2026
Save $6,420 NZD (91%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,056 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.73ct lab-grown asscher diamond

This 1.73ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG689563921 or 689563921. Listed at 10 retailers as of October 31, 2026, with prices from $636 to $7,056, a $6,420 spread on the same certified stone. Brilliant Earth lists it at $7,056. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.8°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689563921
Dimensions6.80 × 6.78 × 4.08 mm
L/W Ratio1.00
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
6.80 mm6.78 mm1.73 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689563921
Side View
Table 63.0%Crown 29.8°Girdle: Slightly ThickPavilion 37.6°Culet: NoneDepth 60.2%

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: Nov 1
Current: $7,056 NZD|Low: $636 NZD|High: $9,206 NZD|Avg: $3,347 NZD|-23.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 8$636 NZD
Retailer 4$1,075 NZD
Retailer 5$1,131 NZD
Retailer 2$1,261 NZD
Retailer 7$2,435 NZD
Retailer 3$2,830 NZD
Retailer 6$6,452 NZD
Brilliant Earth$7,056 NZD

44 data points across 8 retailers

10 retailers$636 NZD to $7,056 NZD

A
Cheapest Retailer
-
$636 NZD
$358 USD
Final sale: no returns
A
Retailer 2
-
$1,075 NZD
$605 USD
View
A
Retailer 3
-
$1,131 NZD
€606 EUR
View
A
Retailer 4
-
$1,261 NZD
£559 GBP
View
B+
Retailer 5
-
$2,358 NZD
$1,327 USD
View
B+
Retailer 6
-
$2,435 NZD
$1,370 USD
View
B+
Retailer 7
-
$2,830 NZD
£1,254 GBP
View
Retailer 8
-
$6,452 NZD
$3,630 USD
View
Price last confirmed 14 days ago
Retailer 9
-
$6,647 NZD
$3,740 USD
View
Price last confirmed 33 days ago
Most Expensive
B
Brilliant Earth
15001672A · Oct 31
$7,056 NZD
$3,970 USD
View
9 more retailers have this diamond
Prices start from $636 NZDSave up to $6,420 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 Asscher
$636 NZD