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Cushion|Lab Grown|IGI

1.04ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG778675378

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG778675378

Diamond specifications and retailer prices

From $243 SGD
$190 USD
As of November 1, 2026
Save $1,949 SGD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,192 SGD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.04ct lab-grown cushion diamond

This 1.04ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778675378 or 778675378. Listed at 16 retailers as of October 28, 2026, with prices from $243 to $2,192, a $1,949 spread on the same certified stone. Queensmith lists it at $2,192. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778675378
Dimensions6.01 × 5.90 × 3.66 mm
L/W Ratio1.02
Girdle conditionFaceted
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
6.01 mm5.90 mm1.04 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778675378
Side View
Table 62.0%Crown 34.3°Girdle: STK-THKPavilion 36.4°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
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: Nov 1
Current: $479 SGD|Low: $243 SGD|High: $1,283 SGD|Avg: $628 SGD|+3.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 3$243 SGD
Retailer 7$463 SGD
Retailer 5$468 SGD
Retailer 1$479 SGD
Retailer 11$531 SGD
Retailer 2$580 SGD
Retailer 9$646 SGD
Retailer 4$661 SGD
Retailer 10$679 SGD
Retailer 8$754 SGD
Retailer 6$1,266 SGD

41 data points across 11 retailers

16 retailers$243 SGD to $2,192 SGD

A
Cheapest Retailer
-
$243 SGD
$190 USD
Final sale: no returns
B+
Retailer 2
-
$368 SGD
$288 USD
View
A
Retailer 3
-
$431 SGD
$337 USD
View
A
Retailer 4
-
$463 SGD
€345 EUR
View
A
Retailer 5
-
$468 SGD
ZAR 5,910 ZAR
View
A
Retailer 6
-
$479 SGD
£295 GBP
View
Retailer 7
-
$531 SGD
£327 GBP
View
Price last confirmed 19 days ago
B+
Retailer 8
-
$580 SGD
$454 USD
View
B+
Retailer 9
-
$646 SGD
$505 USD
View
B+
Retailer 10
-
$661 SGD
A$795 AUD
View
B+
Retailer 11
-
$679 SGD
$531 USD
View
B+
Retailer 12
-
$754 SGD
$590 USD
View
B
Retailer 13
-
$941 SGD
$736 USD
View
B
Retailer 14
-
$1,266 SGD
£780 GBP
View
B
Retailer 15
-
$1,407 SGD
$1,101 USD
View
Most Expensive
B
Queensmith
LG778675378 · Oct 28
$2,192 SGD
£1,350 GBP
View
15 more retailers have this diamond
Prices start from $243 SGDSave up to $1,949 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
1.04ct Cushion
$243 SGD