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1.28ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG787651717

Shape and cutting style on the report: Round brilliant

Certificate IGI LG787651717

Diamond specifications and retailer prices

From $232 SGD
$181 USD
As of October 29, 2026
Save $1,221 SGD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,453 SGD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG787651717 or 787651717. Listed at 17 retailers as of October 28, 2026, with prices from $232 to $1,453, a $1,221 spread on the same certified stone. Reve Diamonds lists it at $1,453. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787651717
Dimensions6.98 × 6.95 × 4.30 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.98 mm6.95 mm1.28 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787651717
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,353 SGD|Low: $223 SGD|High: $1,453 SGD|Avg: $583 SGD|+0.6%
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
Reve Diamonds
October 29, 2026
Retailer 14$232 SGD
Retailer 13$259 SGD
Retailer 4$269 SGD
Retailer 2$287 SGD
Retailer 12$287 SGD
Retailer 5$400 SGD
Retailer 9$494 SGD
Retailer 7$499 SGD
Retailer 8$514 SGD
Retailer 6$609 SGD
Retailer 10$702 SGD
Retailer 3$926 SGD
Retailer 11$977 SGD
Retailer 1$1,353 SGD
Reve Diamonds$1,453 SGD

44 data points across 15 retailers

17 retailers$232 SGD to $1,453 SGD

A
Cheapest Retailer
-
$232 SGD
$181 USD
A
Retailer 2
-
$259 SGD
$202 USD
View
Final sale: no returns
A
Retailer 3
-
$269 SGD
$210 USD
View
A
Retailer 4
-
$287 SGD
$224 USD
View
A
Retailer 5
-
$287 SGD
$224 USD
View
B+
Retailer 6
-
$400 SGD
$312 USD
View
A
Retailer 7
-
$494 SGD
ZAR 6,227 ZAR
View
A
Retailer 8
-
$499 SGD
£307 GBP
View
A
Retailer 9
-
$514 SGD
£316 GBP
View
B+
Retailer 10
-
$609 SGD
$475 USD
View
B+
Retailer 11
-
$655 SGD
$511 USD
View
B+
Retailer 12
-
$702 SGD
A$842 AUD
View
B+
Retailer 13
-
$926 SGD
$722 USD
View
B
Retailer 14
-
$977 SGD
$762 USD
View
B
Retailer 15
-
$995 SGD
$776 USD
View
B
Retailer 16
-
$1,353 SGD
£831 GBP
View
Most Expensive
B
Reve Diamonds
8071E3853 · Oct 28
$1,453 SGD
$1,133 USD
View
16 more retailers have this diamond
Prices start from $232 SGDSave up to $1,221 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
1.28ct Round
$232 SGD