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Marquise|Lab Grown|IGI

1.28ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG836612347

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836612347

Diamond specifications and retailer prices

From $287 SGD
As of November 4, 2026
Save $2,165 SGD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,452 SGD at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown marquise diamond

This 1.28ct lab-grown marquise 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 LG836612347 or 836612347. Listed at 10 retailers as of November 4, 2026, with prices from $287 to $2,452, a $2,165 spread on the same certified stone. Do Amore Diamonds lists it at $2,452. 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°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836612347
Dimensions10.97 × 5.80 × 3.47 mm
L/W Ratio1.89
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
10.97 mm5.80 mm1.28 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836612347
Side View
Table 61.0%Crown 34°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 59.8%

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: Nov 4
Current: $2,452 SGD|Low: $287 SGD|High: $2,516 SGD|Avg: $964 SGD|-2.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 3$287 SGD
Retailer 2$386 SGD
Retailer 10$442 SGD
Retailer 8$581 SGD
Retailer 4$879 SGD
Retailer 6$945 SGD
Retailer 5$955 SGD
Retailer 9$1,265 SGD
Retailer 7$1,440 SGD
Do Amore Diamonds$2,452 SGD

13 data points across 10 retailers

10 retailers$287 SGD to $2,452 SGD

A
Cheapest Retailer
-
$287 SGD
Final sale: no returns
A
Retailer 2
-
$386 SGD
View
B+
Retailer 3
-
$442 SGD
View
Retailer 4
-
$581 SGD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$879 SGD
View
B+
Retailer 6
-
$945 SGD
View
B+
Retailer 7
-
$955 SGD
View
B
Retailer 8
-
$1,265 SGD
View
B
Retailer 9
-
$1,440 SGD
View
Most Expensive
B
Do Amore Diamonds
27-4C090F3B8 · Nov 5
$2,452 SGD
$1,920 USD
View
9 more retailers have this diamond
Prices start from $287 SGDSave up to $2,165 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 Marquise
$287 SGD