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Asscher|Lab Grown|IGI

1.00ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG687546323

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG687546323

Diamond specifications and retailer prices

From €176 EUR
$197 USD
As of October 30, 2026
Save €826 EUR (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,002 EUR at Reve Diamonds · As of November 1, 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 LG687546323 or 687546323. Listed at 12 retailers as of October 30, 2026, with prices from €176 to €1,002, a €826 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 angle32.8°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687546323
Dimensions5.59 × 5.55 × 3.63 mm
L/W Ratio1.01
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
5.59 mm5.55 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687546323
Side View
Table 62.0%Crown 32.8°Girdle: MediumPavilion 38.5°Culet: NoneDepth 65.4%

Caratlytics Score

How it works →
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 30
Current: €917 EUR|Low: €124 EUR|High: €1,002 EUR|Avg: €496 EUR|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Reve Diamonds
November 1, 2026
Retailer 7€176 EUR
Retailer 11€196 EUR
Retailer 10€347 EUR
Retailer 4€352 EUR
Retailer 6€373 EUR
Retailer 5€378 EUR
Retailer 8€411 EUR
Retailer 9€518 EUR
Retailer 3€671 EUR
Retailer 2€680 EUR
Retailer 1€917 EUR
Reve Diamonds€1,002 EUR

43 data points across 12 retailers

12 retailers€176 EUR to €1,002 EUR

A
Cheapest Retailer
-
€176 EUR
$197 USD
Final sale: no returns
Retailer 2
-
€196 EUR
$219 USD
View
Price last confirmed 7 days ago
B+
Retailer 3
-
€347 EUR
$388 USD
View
B+
Retailer 4
-
€352 EUR
£310 GBP
View
B+
Retailer 5
-
€373 EUR
£328 GBP
View
B+
Retailer 6
-
€378 EUR
View
B+
Retailer 7
-
€411 EUR
$459 USD
View
B
Retailer 8
-
€518 EUR
$579 USD
View
B
Retailer 9
-
€671 EUR
$750 USD
View
B
Retailer 10
-
€680 EUR
$759 USD
View
B
Retailer 11
-
€917 EUR
£807 GBP
View
Most Expensive
B
Reve Diamonds
485F7E030 · Nov 1
€1,002 EUR
$1,120 USD
View
11 more retailers have this diamond
Prices start from €176 EURSave up to €826 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
€176 EUR