CaratHunter
Plans
Marquise|Natural|GIA

0.54ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 1555279981

Certificate GIA 1555279981

Diamond specifications and retailer prices

From $663 SGD
₹49,380 INR
As of November 1, 2026
Save $1,019 SGD (61%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,682 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.54ct natural marquise diamond

This 0.54ct natural marquise sits in the half to three-quarter carat band, graded D 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 1555279981. Listed at 6 retailers as of November 1, 2026, with prices from $663 to $1,682, a $1,019 spread on the same certified stone. MOH London lists it at $1,682. 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

0.54
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1555279981
Dimensions8.40 × 4.35 × 2.54 mm
L/W Ratio1.93
Top View
8.40 mm4.35 mm0.54 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1555279981
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 58.4%

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 1
Current: $1,682 SGD|Low: $662 SGD|High: $1,783 SGD|Avg: $1,217 SGD|-4.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3$663 SGD
Retailer 2$1,092 SGD
Retailer 6$1,243 SGD
Retailer 5$1,258 SGD
Retailer 4$1,381 SGD
MOH London$1,682 SGD

46 data points across 6 retailers

6 retailers$663 SGD to $1,682 SGD

A
Cheapest Retailer
-
$663 SGD
₹49,380 INR
A
Retailer 2
-
$846 SGD
A$1,018 AUD
View
A
Retailer 3
-
$1,092 SGD
£673 GBP
View
B+
Retailer 4
-
$1,258 SGD
$984 USD
View
Retailer 5
-
$1,381 SGD
A$1,662 AUD
View
Price last confirmed 28 days ago
Most Expensive
B
MOH London
BA277C645 · Nov 1
$1,682 SGD
£1,036 GBP
View
5 more retailers have this diamond
Prices start from $663 SGDSave up to $1,019 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
0.54ct Marquise
$663 SGD