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Asscher|Lab Grown|IGI

1.00ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG689561369

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG689561369

Diamond specifications and retailer prices

From €156 EUR
$175 USD
As of November 2, 2026
Save €837 EUR (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €993 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 LG689561369 or 689561369. Listed at 17 retailers as of November 1, 2026, with prices from €156 to €993, a €837 spread on the same certified stone. Reve Diamonds lists it at €993. 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 angle35.2°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689561369
Dimensions5.56 × 5.56 × 3.58 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
5.56 mm5.56 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689561369
Side View
Table 65.0%Crown 35.2°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 64.4%

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 2
Current: €516 EUR|Low: €149 EUR|High: €1,207 EUR|Avg: €457 EUR|+11.6%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
Reve Diamonds
November 2, 2026
Retailer 16€156 EUR
Retailer 13€174 EUR
Retailer 14€181 EUR
Retailer 5€193 EUR
Retailer 6€193 EUR
Retailer 4€344 EUR
Retailer 9€347 EUR
Retailer 12€367 EUR
Retailer 11€374 EUR
Retailer 3€407 EUR
Retailer 15€441 EUR
Retailer 1€516 EUR
Retailer 8€580 EUR
Retailer 2€621 EUR
Retailer 7€670 EUR
Retailer 10€904 EUR
Reve Diamonds€993 EUR

43 data points across 17 retailers

17 retailers€156 EUR to €993 EUR

A
Cheapest Retailer
-
€156 EUR
$175 USD
A
Retailer 2
-
€174 EUR
$195 USD
View
Final sale: no returns
A
Retailer 3
-
€181 EUR
$203 USD
View
A
Retailer 4
-
€193 EUR
$217 USD
View
Retailer 5
-
€193 EUR
$217 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
€344 EUR
$386 USD
View
B+
Retailer 7
-
€347 EUR
£306 GBP
View
B+
Retailer 8
-
€367 EUR
£324 GBP
View
B+
Retailer 9
-
€374 EUR
View
B+
Retailer 10
-
€407 EUR
$457 USD
View
B
Retailer 11
-
€441 EUR
$495 USD
View
B
Retailer 12
-
€516 EUR
$579 USD
View
B
Retailer 13
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€580 EUR
$650 USD
View
B
Retailer 14
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€621 EUR
$697 USD
View
B
Retailer 15
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€670 EUR
$752 USD
View
B
Retailer 16
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€904 EUR
£798 GBP
View
Most Expensive
B
Reve Diamonds
C0B74001A · Nov 1
€993 EUR
$1,114 USD
View
16 more retailers have this diamond
Prices start from €156 EURSave up to €837 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
€156 EUR