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Marquise|Natural|GIA

1.00ct L SI1 Marquise Natural Diamond

EX • L/SI1 • GIA 2536399661

Certificate GIA 2536399661

Diamond specifications and retailer prices

From $1,988 SGD
As of November 5, 2026
Save $551 SGD (22%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,539 SGD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2536399661. Listed at 3 retailers as of November 5, 2026, with prices from $1,988 to $2,539, a $551 spread on the same certified stone. GemTrove lists it at $2,539. 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

1.00
Carat
L
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2536399661
Dimensions9.77 × 5.28 × 3.35 mm
L/W Ratio1.85
Top View
9.77 mm5.28 mm1.00 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2536399661
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.4%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $2,539 SGD|Low: $1,988 SGD|High: $2,539 SGD|Avg: $2,270 SGD
GemTrove
Retailer 2
Retailer 3
November 6, 2026
Retailer 3$1,988 SGD
Retailer 2$2,177 SGD
GemTrove$2,539 SGD

41 data points across 3 retailers

3 retailers$1,988 SGD to $2,539 SGD

B+
Cheapest Retailer
-
$1,988 SGD
B+
Retailer 2
-
$2,177 SGD
View
Most Expensive
B
GemTrove
GT-N-01273284-98 · Nov 6
$2,539 SGD
A$3,048 AUD
View
2 more retailers have this diamond
Prices start from $1,988 SGDSave up to $551 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+
1.00ct Marquise
$1,988 SGD