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Princess|Lab Grown|IGI

1.20ct E VS1 Princess Lab Grown Diamond

ID • E/VS1 • IGI LG818678085

Shape and cutting style on the report: Princess cut

Certificate IGI LG818678085

Diamond specifications and retailer prices

From $245 SGD
$191 USD
As of October 30, 2026
Save $1,985 SGD (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,230 SGD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.2ct lab-grown princess diamond

This 1.2ct lab-grown princess 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 LG818678085 or 818678085. Listed at 25 retailers as of October 27, 2026, with prices from $245 to $2,230, a $1,985 spread on the same certified stone. Queensmith lists it at $2,230. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818678085
Dimensions5.73 × 5.62 × 4.21 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.73 mm5.62 mm1.20 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818678085
Side View
Table 72.0%Crown 47.1°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 74.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $381 SGD|Low: $235 SGD|High: $1,602 SGD|Avg: $659 SGD|-0.1%
Retailer 1
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
Retailer 17
October 30, 2026
Retailer 2$245 SGD
Retailer 17$273 SGD
Retailer 9$285 SGD
Retailer 5$304 SGD
Retailer 7$304 SGD
Retailer 1$381 SGD
Retailer 3$410 SGD
Retailer 12$521 SGD
Retailer 10$553 SGD
Retailer 11$560 SGD
Retailer 13$741 SGD
Retailer 16$777 SGD
Retailer 15$897 SGD
Retailer 6$977 SGD
Retailer 8$1,192 SGD
Retailer 14$1,421 SGD
Retailer 4$1,602 SGD

44 data points across 17 retailers

25 retailers$245 SGD to $2,230 SGD

A
Cheapest Retailer
-
$245 SGD
$191 USD
A
Retailer 2
-
$273 SGD
$213 USD
View
Final sale: no returns
A
Retailer 3
-
$285 SGD
$222 USD
View
A
Retailer 4
-
$304 SGD
$237 USD
View
A
Retailer 5
-
$304 SGD
$237 USD
View
A
Retailer 6
-
$345 SGD
HK$2,100 HKD
View
A
Retailer 7
-
$381 SGD
£234 GBP
View
B+
Retailer 8
-
$410 SGD
$320 USD
View
A
Retailer 9
-
$521 SGD
ZAR 6,573 ZAR
View
A
Retailer 10
-
$551 SGD
$430 USD
View
A
Retailer 11
-
$553 SGD
£339 GBP
View
A
Retailer 12
-
$560 SGD
€416 EUR
View
B+
Retailer 13
-
$741 SGD
A$889 AUD
View
B+
Retailer 14
-
$777 SGD
$606 USD
View
B+
Retailer 15
-
$897 SGD
$700 USD
View
Retailer 16
-
$923 SGD
$720 USD
View
Price last confirmed 22 days ago
B+
Retailer 17
-
$977 SGD
$762 USD
View
B+
Retailer 18
-
$991 SGD
View
B+
Retailer 19
-
$1,022 SGD
$797 USD
View
B+
Retailer 20
-
$1,045 SGD
$815 USD
View
B
Retailer 21
-
$1,192 SGD
£732 GBP
View
B
Retailer 22
-
$1,421 SGD
£873 GBP
View
B
Retailer 23
-
$1,493 SGD
$1,165 USD
View
B
Retailer 24
-
$1,602 SGD
$1,250 USD
View
Most Expensive
B
Queensmith
LG818678085 · Oct 27
$2,230 SGD
£1,370 GBP
View
24 more retailers have this diamond
Prices start from $245 SGDSave up to $1,985 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
1.20ct Princess
$245 SGD