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Cushion|Lab Grown|GIA

1.50ct G SI1 Cushion Lab Grown Diamond

ID • G/SI1 • GIA 2426898761

Certificate GIA 2426898761

Diamond specifications and retailer prices

From $1,485 SGD
As of November 6, 2026
Save $1,872 SGD (56%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,358 SGD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown cushion diamond

This 1.5ct lab-grown cushion 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 stated by the retailer rather than the lab and certified by GIA 2426898761. Listed at 2 retailers as of November 6, 2026, with prices from $1,485 to $3,358, a $1,872 spread on the same certified stone. Do Amore Diamonds lists it at $3,358. 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

1.50
Carat
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 2426898761
Dimensions7.86 × 6.15 × 4.24 mm
L/W Ratio1.28
Top View
7.86 mm6.15 mm1.50 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2426898761
Side View
Table 58.0%CrownGirdle: STK-VTHPavilionCuletDepth 68.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: $3,358 SGD|Low: $309 SGD|High: $4,075 SGD|Avg: $1,993 SGD|-17.6%
Do Amore Diamonds
Retailer 2
Retailer 3
September 26, 2026
Retailer 3$637 SGD
Retailer 2$1,485 SGD
Do Amore Diamonds$3,358 SGD

13 data points across 3 retailers

2 retailers$1,485 SGD to $3,358 SGD

B
Cheapest Retailer
-
$1,485 SGD
Most Expensive
C
Do Amore Diamonds
24-2209-037AA · Nov 6
$3,358 SGD
$2,620 USD
View
1 more retailer has this diamond
Prices start from $1,485 SGDSave up to $1,872 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
1.50ct Cushion
$1,485 SGD