Asscher|Lab Grown|IGI

1.03ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG677505605

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG677505605

Diamond specifications and retailer prices

From €163 EUR
$182 USD
As of October 31, 2026
Save €656 EUR (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €818 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.03ct lab-grown asscher diamond

This 1.03ct 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 LG677505605 or 677505605. Listed at 13 retailers as of October 29, 2026, with prices from €163 to €818, a €656 spread on the same certified stone. MOH London lists it at €818. 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

1.03
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677505605
Dimensions5.58 × 5.53 × 3.77 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.58 mm5.53 mm1.03 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677505605
Side View
Table 64.0%Crown 33.1°Girdle: MediumPavilion 41.4°Culet: NoneDepth 68.2%

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: Oct 31
Current: €818 EUR|Low: €156 EUR|High: €823 EUR|Avg: €400 EUR|+12.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 5€163 EUR
Retailer 10€174 EUR
Retailer 9€209 EUR
Retailer 6€283 EUR
Retailer 2€305 EUR
Retailer 12€316 EUR
Retailer 7€331 EUR
Retailer 11€459 EUR
Retailer 8€461 EUR
Retailer 3€523 EUR
Retailer 4€582 EUR
MOH London€818 EUR

38 data points across 12 retailers

13 retailers€163 EUR to €818 EUR

A
Cheapest Retailer
-
€163 EUR
$182 USD
A
Retailer 2
-
€174 EUR
$194 USD
View
Retailer 3
-
€209 EUR
£184 GBP
View
Price last confirmed 15 days ago
A
Retailer 4
-
€283 EUR
View
B+
Retailer 5
-
€305 EUR
£268 GBP
View
B+
Retailer 6
-
€316 EUR
$353 USD
View
A
Retailer 7
-
€331 EUR
£291 GBP
View
B+
Retailer 8
-
€459 EUR
$513 USD
View
B+
Retailer 9
-
€461 EUR
$515 USD
View
B
Retailer 10
-
€523 EUR
$584 USD
View
B
Retailer 11
-
€582 EUR
$650 USD
View
B
Retailer 12
-
€638 EUR
£561 GBP
View
Most Expensive
B
MOH London
LG677505605 · Oct 29
€818 EUR
£720 GBP
View
12 more retailers have this diamond
Prices start from €163 EURSave up to €656 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
1.03ct Asscher
€163 EUR