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Marquise|Natural|GIA

1.30ct F SI1 Marquise Natural Diamond

ID • F/SI1 • GIA 2558543004

Certificate GIA 2558543004

Diamond specifications and retailer prices

From $8,287 SGD
As of November 5, 2026
Save $2,557 SGD (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $10,843 SGD at 77 Diamonds · As of November 7, 2026
View at 77 Diamonds

About this 1.3ct natural marquise diamond

This 1.3ct natural marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2558543004. Listed at 3 retailers as of November 5, 2026, with prices from $8,287 to $10,843, a $2,557 spread on the same certified stone. 77 Diamonds lists it at $10,843. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.30
Carat
F
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2558543004
Dimensions10.75 × 5.66 × 3.47 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal
Top View
10.75 mm5.66 mm1.30 ctF / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2558543004
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $10,843 SGD|Low: $7,136 SGD|High: $12,385 SGD|Avg: $9,199 SGD|+0.8%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 7$7,136 SGD
Retailer 5$7,382 SGD
Retailer 3$8,287 SGD
Retailer 6$8,702 SGD
Retailer 2$8,744 SGD
Retailer 8$10,021 SGD
77 Diamonds$10,843 SGD
Retailer 4$12,385 SGD

35 data points across 8 retailers

3 retailers$8,287 SGD to $10,843 SGD

B+
Cheapest Retailer
-
$8,287 SGD
B+
Retailer 2
-
$8,744 SGD
View
Most Expensive
B
77 Diamonds
MQZFJDJSDJY · Nov 7
$10,843 SGD
£6,662 GBP
View
2 more retailers have this diamond
Prices start from $8,287 SGDSave up to $2,557 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.

B+
1.30ct Marquise
$8,287 SGD