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Marquise|Natural|GIA

0.78ct F SI2 Marquise Natural Diamond

F/SI2 • GIA 1242089375

Certificate GIA 1242089375

Diamond specifications and retailer prices

From $1,164 SGD
$910 USD
As of November 1, 2026
Save $1,380 SGD (54%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,544 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 0.78ct natural marquise diamond

This 0.78ct natural marquise sits in the just-under-one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included) and certified by GIA 1242089375. Listed at 9 retailers as of October 29, 2026, with prices from $1,164 to $2,544, a $1,380 spread on the same certified stone. MOH London lists it at $2,544. 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

0.78
Carat
F
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1242089375
Dimensions8.61 × 5.02 × 3.24 mm
L/W Ratio1.72
Girdle conditionFaceted
Culet sizeNone
Top View
8.61 mm5.02 mm0.78 ctF / SI2
OriginNatural
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateGIA 1242089375
Side View
Table 57.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 64.6%

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: Nov 1
Current: $2,544 SGD|Low: $1,164 SGD|High: $2,560 SGD|Avg: $1,581 SGD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 6$1,164 SGD
Retailer 9$1,251 SGD
Retailer 10$1,264 SGD
Retailer 7$1,430 SGD
Retailer 4$1,535 SGD
Retailer 8$1,535 SGD
Retailer 2$1,575 SGD
Retailer 5$1,586 SGD
Retailer 3$1,936 SGD
MOH London$2,544 SGD

28 data points across 10 retailers

9 retailers$1,164 SGD to $2,544 SGD

A
Cheapest Retailer
-
$1,164 SGD
$910 USD
B+
Retailer 2
-
$1,264 SGD
$988 USD
View
B+
Retailer 3
-
$1,430 SGD
$1,118 USD
View
B+
Retailer 4
-
$1,535 SGD
$1,200 USD
View
B+
Retailer 5
-
$1,535 SGD
$1,200 USD
View
B+
Retailer 6
-
$1,575 SGD
£970 GBP
View
B+
Retailer 7
-
$1,586 SGD
$1,240 USD
View
B+
Retailer 8
-
$1,936 SGD
€1,442 EUR
View
Most Expensive
B
MOH London
560BBC953 · Oct 29
$2,544 SGD
£1,566 GBP
View
8 more retailers have this diamond
Prices start from $1,164 SGDSave up to $1,380 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
0.78ct Marquise
$1,164 SGD