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Asscher|Lab Grown|IGI

1.23ct E VS1 Asscher Lab Grown Diamond

EX • E/VS1 • IGI LG502157917

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG502157917

Diamond specifications and retailer prices

From $1,122 SGD
£691 GBP
As of October 29, 2026
Save $129 SGD (10%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,251 SGD at Taylor and Hart · As of October 26, 2026
View at Taylor and Hart

About this 1.23ct lab-grown asscher diamond

This 1.23ct lab-grown asscher sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG502157917 or 502157917. Listed at 2 retailers as of October 26, 2026, with a relatively tight 11% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG502157917
Dimensions5.87 × 5.72 × 3.73 mm
L/W Ratio1.03
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
5.87 mm5.72 mm1.23 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG502157917
Side View
Table 63.0%Crown 25°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 65.2%

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: $606 SGD|Low: $220 SGD|High: $1,676 SGD|Avg: $896 SGD|-4.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Taylor and Hart
October 26, 2026
Retailer 3$220 SGD
Retailer 5$504 SGD
Retailer 4$582 SGD
Retailer 8$586 SGD
Retailer 1$606 SGD
Retailer 2$687 SGD
Retailer 6$909 SGD
Retailer 7$911 SGD
Taylor and Hart$1,251 SGD
Retailer 9$1,676 SGD

76 data points across 10 retailers

2 retailers$1,122 SGD to $1,251 SGD

B
Cheapest Retailer
-
$1,122 SGD
£691 GBP
Most Expensive
B
Taylor and Hart
63ZKM7N · Oct 26
$1,251 SGD
$978 USD
View
1 more retailer has this diamond
Prices start from $1,122 SGDSave up to $129 SGD

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
1.23ct Asscher
$1,122 SGD