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Asscher|Lab Grown|IGI

1.55ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG510186751

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG510186751

Diamond specifications and retailer prices

From $2,794 SGD
£1,721 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $2,794 SGD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 1.55ct lab-grown asscher diamond

This 1.55ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG510186751 or 510186751. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

1.55
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.9°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG510186751
Dimensions6.38 × 6.32 × 4.15 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
6.38 mm6.32 mm1.55 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG510186751
Side View
Table 56.0%Crown 27.9°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 65.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $1,800 SGD|Low: $712 SGD|High: $3,881 SGD|Avg: $2,183 SGD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
May 30, 2026
Retailer 2$712 SGD
Retailer 3$1,387 SGD
Retailer 4$1,689 SGD
Retailer 6$1,769 SGD
Retailer 7$1,777 SGD
Retailer 1$1,800 SGD
Retailer 10$2,443 SGD
Retailer 5$2,825 SGD
Retailer 9$3,220 SGD
Retailer 8$3,881 SGD

74 data points across 10 retailers

1 retailer

B
Diamond Quarter
1.55SI1DLG519C27N · Oct 29
$2,794 SGD
£1,721 GBP
View

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.

B
1.55ct Asscher
$2,794 SGD