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Asscher|Lab Grown|IGI

1.00ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG524247380

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG524247380

Diamond specifications and retailer prices

From $280 NZD
$158 USD
As of November 1, 2026
Save $1,171 NZD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,451 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1ct lab-grown asscher diamond

This 1ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG524247380 or 524247380. Listed at 16 retailers as of November 1, 2026, with prices from $280 to $1,451, a $1,171 spread on the same certified stone. MOH London lists it at $1,451. 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

1.00
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle21.5°
Pavilion angle44.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG524247380
Dimensions5.50 × 5.48 × 3.53 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
5.50 mm5.48 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG524247380
Side View
Table 64.5%Crown 21.5°Girdle: MediumPavilion 44.2°Culet: NoneDepth 64.4%

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: Nov 1
Current: $1,451 NZD|Low: $280 NZD|High: $1,469 NZD|Avg: $687 NZD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 3$280 NZD
Retailer 2$311 NZD
Retailer 12$311 NZD
Retailer 10$412 NZD
Retailer 6$532 NZD
Retailer 7$544 NZD
Retailer 8$590 NZD
Retailer 4$745 NZD
Retailer 9$788 NZD
Retailer 5$999 NZD
Retailer 11$1,136 NZD
MOH London$1,451 NZD

41 data points across 12 retailers

16 retailers$280 NZD to $1,451 NZD

A
Cheapest Retailer
-
$280 NZD
$158 USD
Final sale: no returns
A
Retailer 2
-
$291 NZD
$164 USD
View
Retailer 3
-
$311 NZD
$175 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$311 NZD
$175 USD
View
A
Retailer 5
-
$363 NZD
HK$1,600 HKD
View
B+
Retailer 6
-
$412 NZD
$232 USD
View
A
Retailer 7
-
$532 NZD
£236 GBP
View
A
Retailer 8
-
$544 NZD
€292 EUR
View
A
Retailer 9
-
$590 NZD
£262 GBP
View
B+
Retailer 10
-
$745 NZD
$420 USD
View
B+
Retailer 11
-
$788 NZD
$444 USD
View
B
Retailer 12
-
$860 NZD
SGD 655 SGD
View
B
Retailer 13
-
$999 NZD
$563 USD
View
B
Retailer 14
-
$1,136 NZD
$640 USD
View
B
Retailer 15
-
$1,211 NZD
£537 GBP
View
Most Expensive
B
MOH London
LG524247380 · Nov 1
$1,451 NZD
£644 GBP
View
15 more retailers have this diamond
Prices start from $280 NZDSave up to $1,171 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
1.00ct Asscher
$280 NZD