Princess|Lab Grown|IGI

1.28ct D VVS1 Princess Lab Grown Diamond

VG • D/VVS1 • IGI LG729572205

Shape and cutting style on the report: Princess cut

Certificate IGI LG729572205

Diamond specifications and retailer prices

From $258 USD
As of October 30, 2026
Save $1,584 USD (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $1,842 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.28ct lab-grown princess diamond

This 1.28ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG729572205 or 729572205. Listed at 25 retailers as of October 27, 2026, with prices from $258 to $1,842, a $1,584 spread on the same certified stone. Queensmith lists it at $1,842. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.28
Carat
D
Color
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729572205
Dimensions5.96 × 5.82 × 4.32 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.96 mm5.82 mm1.28 ctD / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729572205
Side View
Table 66.0%Crown 38.5°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 74.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,281 USD|Low: $248 USD|High: $1,930 USD|Avg: $684 USD
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
November 1, 2026
Retailer 2$258 USD
Retailer 12$288 USD
Retailer 8$299 USD
Retailer 4$320 USD
Retailer 6$320 USD
Retailer 3$430 USD
Retailer 17$480 USD
Retailer 14$550 USD
Retailer 7$574 USD
Retailer 11$574 USD
Retailer 10$611 USD
Retailer 16$813 USD
Retailer 15$995 USD
Retailer 5$1,028 USD
Retailer 9$1,250 USD
Retailer 1$1,281 USD
Retailer 13$1,810 USD

44 data points across 17 retailers

25 retailers$258 USD to $1,842 USD

A
Cheapest Retailer
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$258 USD
A
Retailer 2
-
$288 USD
View
Final sale: no returns
A
Retailer 3
-
$299 USD
View
Retailer 4
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$320 USD
View
Price last confirmed 7 days ago
A
Retailer 5
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$320 USD
View
A
Retailer 6
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$358 USD
HK$2,800 HKD
View
A
Retailer 7
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$430 USD
View
A
Retailer 8
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$480 USD
View
A
Retailer 9
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$550 USD
ZAR 8,879 ZAR
View
B+
Retailer 10
-
$574 USD
View
B+
Retailer 11
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$574 USD
€547 EUR
View
B+
Retailer 12
-
$611 USD
£481 GBP
View
B+
Retailer 13
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$659 USD
View
B+
Retailer 14
-
$813 USD
View
Retailer 15
-
$995 USD
View
Price last confirmed 11 days ago
B
Retailer 16
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$1,028 USD
View
B
Retailer 17
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$1,029 USD
SGD 1,391 SGD
View
B
Retailer 18
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$1,080 USD
View
B
Retailer 19
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$1,124 USD
View
Retailer 20
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$1,192 USD
View
Price last confirmed 83 days ago
B
Retailer 21
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$1,250 USD
£984 GBP
View
B
Retailer 22
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$1,281 USD
£1,009 GBP
View
B
Retailer 23
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$1,379 USD
View
B
Retailer 24
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$1,810 USD
View
Most Expensive
B
Queensmith
LG729572205 · Oct 27
$1,842 USD
£1,450 GBP
View
24 more retailers have this diamond
Prices start from $258 USDSave up to $1,584 USD

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
1.28ct Princess
$258 USD