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Asscher|Lab Grown|IGI

1.65ct G SI1 Asscher Lab Grown Diamond

ID • G/SI1 • IGI LG659456560

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG659456560

Diamond specifications and retailer prices

From $254 SGD
$199 USD
As of November 1, 2026
Save $1,254 SGD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,509 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.65ct lab-grown asscher diamond

This 1.65ct lab-grown asscher sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG659456560 or 659456560. Listed at 15 retailers as of October 31, 2026, with prices from $254 to $1,509, a $1,254 spread on the same certified stone. Brilliant Earth lists it at $1,509. 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

1.65
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659456560
Dimensions6.60 × 6.59 × 4.27 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
6.60 mm6.59 mm1.65 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659456560
Side View
Table 60.0%Crown 32.1°Girdle: MediumPavilion 39°Culet: NoneDepth 64.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,509 SGD|Low: $254 SGD|High: $2,288 SGD|Avg: $787 SGD|-34.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 13$254 SGD
Retailer 5$311 SGD
Retailer 6$321 SGD
Retailer 3$381 SGD
Retailer 8$485 SGD
Retailer 9$499 SGD
Retailer 7$505 SGD
Retailer 11$621 SGD
Retailer 4$921 SGD
Retailer 12$974 SGD
Retailer 10$1,176 SGD
Retailer 2$1,315 SGD
Retailer 14$1,434 SGD
Brilliant Earth$1,509 SGD

35 data points across 14 retailers

15 retailers$254 SGD to $1,509 SGD

A
Cheapest Retailer
-
$254 SGD
$199 USD
Final sale: no returns
A
Retailer 2
-
$311 SGD
HK$1,900 HKD
View
Retailer 3
-
$321 SGD
$251 USD
View
Price last confirmed 16 days ago
B+
Retailer 4
-
$381 SGD
$298 USD
View
A
Retailer 5
-
$485 SGD
€361 EUR
View
A
Retailer 6
-
$499 SGD
£307 GBP
View
A
Retailer 7
-
$505 SGD
£311 GBP
View
A
Retailer 8
-
$621 SGD
$486 USD
View
B+
Retailer 9
-
$921 SGD
View
B+
Retailer 10
-
$961 SGD
£592 GBP
View
B+
Retailer 11
-
$974 SGD
$762 USD
View
B+
Retailer 12
-
$1,176 SGD
$920 USD
View
B+
Retailer 13
-
$1,315 SGD
£810 GBP
View
B
Retailer 14
-
$1,434 SGD
$1,122 USD
View
Most Expensive
B
Brilliant Earth
18876904A · Oct 31
$1,509 SGD
$1,180 USD
View
14 more retailers have this diamond
Prices start from $254 SGDSave up to $1,254 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.

A
1.65ct Asscher
$254 SGD