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Princess|Lab Grown|IGI

1.55ct D SI1 Princess Lab Grown Diamond

ID • D/SI1 • IGI LG497176310

Shape and cutting style on the report: Princess cut

Certificate IGI LG497176310

Diamond specifications and retailer prices

From $340 SGD
$266 USD
As of November 1, 2026
Save $2,958 SGD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,298 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown princess diamond

This 1.55ct lab-grown princess 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 LG497176310 or 497176310. Listed at 17 retailers as of October 31, 2026, with prices from $340 to $3,298, a $2,958 spread on the same certified stone. Do Amore Diamonds lists it at $3,298. 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 angle43.7°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497176310
Dimensions6.28 × 6.26 × 4.49 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
6.28 mm6.26 mm1.55 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497176310
Side View
Table 68.5%Crown 43.7°Girdle: Slightly ThickPavilion 38.2°Culet: NoneDepth 71.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $3,298 SGD|Low: $291 SGD|High: $3,298 SGD|Avg: $1,047 SGD|+13.2%
Do Amore Diamonds
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
Retailer 15
Retailer 16
November 1, 2026
Retailer 8$340 SGD
Retailer 15$371 SGD
Retailer 5$431 SGD
Retailer 10$460 SGD
Retailer 13$460 SGD
Retailer 14$538 SGD
Retailer 16$657 SGD
Retailer 3$658 SGD
Retailer 2$907 SGD
Retailer 7$1,235 SGD
Retailer 11$1,414 SGD
Retailer 12$1,633 SGD
Retailer 4$1,840 SGD
Retailer 6$1,888 SGD
Retailer 9$2,047 SGD
Do Amore Diamonds$3,298 SGD

43 data points across 16 retailers

17 retailers$340 SGD to $3,298 SGD

A
Cheapest Retailer
-
$340 SGD
$266 USD
Final sale: no returns
A
Retailer 2
-
$371 SGD
$290 USD
View
A
Retailer 3
-
$431 SGD
$337 USD
View
Retailer 4
-
$460 SGD
$360 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$460 SGD
$360 USD
View
A
Retailer 6
-
$538 SGD
$421 USD
View
B+
Retailer 7
-
$657 SGD
$514 USD
View
B+
Retailer 8
-
$658 SGD
$515 USD
View
B
Retailer 9
-
$907 SGD
£559 GBP
View
B
Retailer 10
-
$1,235 SGD
$966 USD
View
B
Retailer 11
-
$1,360 SGD
CA$1,477 CAD
View
B
Retailer 12
-
$1,414 SGD
$1,106 USD
View
B
Retailer 13
-
$1,633 SGD
$1,277 USD
View
B
Retailer 14
-
$1,840 SGD
$1,440 USD
View
B
Retailer 15
-
$1,888 SGD
View
B
Retailer 16
-
$2,047 SGD
£1,261 GBP
View
Most Expensive
B
Do Amore Diamonds
27-F3FD1F777 · Oct 31
$3,298 SGD
$2,580 USD
View
16 more retailers have this diamond
Prices start from $340 SGDSave up to $2,958 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
1.55ct Princess
$340 SGD