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Asscher|Lab Grown|IGI

1.00ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG687546306

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG687546306

Diamond specifications and retailer prices

From €158 EUR
$177 USD
As of October 30, 2026
Save €844 EUR (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,002 EUR at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

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 LG687546306 or 687546306. Listed at 16 retailers as of October 30, 2026, with prices from €158 to €1,002, a €844 spread on the same certified stone. Reve Diamonds lists it at €1,002. 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
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle44.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687546306
Dimensions5.52 × 5.51 × 3.65 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
5.52 mm5.51 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687546306
Side View
Table 67.0%Crown 37.9°Girdle: Slightly ThickPavilion 44.7°Culet: NoneDepth 66.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €196 EUR|Low: €124 EUR|High: €1,002 EUR|Avg: €491 EUR
Retailer 1
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
Reve Diamonds
November 1, 2026
Retailer 11€158 EUR
Retailer 4€176 EUR
Retailer 10€183 EUR
Retailer 1€196 EUR
Retailer 6€196 EUR
Retailer 5€347 EUR
Retailer 9€352 EUR
Retailer 14€373 EUR
Retailer 12€378 EUR
Retailer 2€411 EUR
Retailer 3€518 EUR
Retailer 15€582 EUR
Retailer 8€631 EUR
Retailer 7€680 EUR
Retailer 13€923 EUR
Reve Diamonds€1,002 EUR

43 data points across 16 retailers

16 retailers€158 EUR to €1,002 EUR

A
Cheapest Retailer
-
€158 EUR
$177 USD
A
Retailer 2
-
€176 EUR
$197 USD
View
Final sale: no returns
A
Retailer 3
-
€183 EUR
$205 USD
View
A
Retailer 4
-
€196 EUR
$219 USD
View
Retailer 5
-
€196 EUR
$219 USD
View
B+
Retailer 6
-
€347 EUR
$388 USD
View
B+
Retailer 7
-
€352 EUR
£310 GBP
View
B+
Retailer 8
-
€373 EUR
£328 GBP
View
B+
Retailer 9
-
€378 EUR
View
B+
Retailer 10
-
€411 EUR
$459 USD
View
B
Retailer 11
-
€518 EUR
$579 USD
View
Retailer 12
-
€582 EUR
$650 USD
View
Price last confirmed 15 days ago
Retailer 13
-
€631 EUR
$705 USD
View
B
Retailer 14
-
€680 EUR
$759 USD
View
B
Retailer 15
-
€923 EUR
£812 GBP
View
Most Expensive
B
Reve Diamonds
4A0D84437 · Oct 30
€1,002 EUR
$1,120 USD
View
15 more retailers have this diamond
Prices start from €158 EURSave up to €844 EUR

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
€158 EUR