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Marquise|Natural|GIA

2.50ct H SI2 Marquise Natural Diamond

ID • H/SI2 • GIA 2566626434

Certificate GIA 2566626434

Diamond specifications and retailer prices

From $28,986 SGD
$22,665 USD
As of November 2, 2026
Save $20,864 SGD (42%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $49,850 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 2.5ct natural marquise diamond

This 2.5ct natural marquise sits in the two to three carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566626434. Listed at 10 retailers as of November 1, 2026, with prices from $28,986 to $49,850, a $20,864 spread on the same certified stone. MOH London lists it at $49,850. 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

2.50
Carat
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566626434
Dimensions13.21 × 6.90 × 4.38 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizeNone
Top View
13.21 mm6.90 mm2.50 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566626434
Side View
Table 58.0%CrownGirdle: VTN-VTKPavilionCulet: NoneDepth 63.4%

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 2
Current: $49,850 SGD|Low: $28,986 SGD|High: $49,850 SGD|Avg: $35,116 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 8$28,986 SGD
Retailer 11$29,060 SGD
Retailer 3$31,462 SGD
Retailer 9$32,185 SGD
Retailer 5$32,449 SGD
Retailer 6$34,579 SGD
Retailer 7$35,909 SGD
Retailer 2$36,723 SGD
Retailer 4$37,359 SGD
Retailer 10$45,219 SGD
MOH London$49,850 SGD

5 data points across 11 retailers

10 retailers$28,986 SGD to $49,850 SGD

A
Cheapest Retailer
-
$28,986 SGD
$22,665 USD
A
Retailer 2
-
$29,060 SGD
$22,723 USD
View
B+
Retailer 3
-
$32,185 SGD
$25,166 USD
View
B+
Retailer 4
-
$32,449 SGD
£19,978 GBP
View
B+
Retailer 5
-
$34,579 SGD
$27,038 USD
View
B
Retailer 6
-
$35,909 SGD
$28,078 USD
View
B+
Retailer 7
-
$36,723 SGD
£22,610 GBP
View
B
Retailer 8
-
$37,359 SGD
€27,821 EUR
View
B
Retailer 9
-
$45,219 SGD
$35,358 USD
View
Most Expensive
B
MOH London
7B90AC64C · Nov 1
$49,850 SGD
£30,692 GBP
View
9 more retailers have this diamond
Prices start from $28,986 SGDSave up to $20,864 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
2.50ct Marquise
$28,986 SGD