CaratHunter
Plans
Marquise|Natural|HRD

1.51ct G SI2 Marquise Natural Diamond

ID • G/SI2 • HRD 260000171974

Certificate HRD 260000171974

Diamond specifications and retailer prices

From $4,328 SGD
As of November 6, 2026
Save $4,634 SGD (52%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,962 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded G 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 HRD 260000171974. Listed at 11 retailers as of November 2, 2026, with prices from $4,328 to $8,962, a $4,634 spread on the same certified stone. MOH London lists it at $8,962. 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

1.51
Carat
G
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabHRD
CertificateHRD 260000171974
Dimensions11.13 × 5.83 × 3.67 mm
L/W Ratio1.91
Top View
11.13 mm5.83 mm1.51 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateHRD 260000171974
Side View
Table 64.0%CrownGirdle: MediumPavilionCulet: NoneDepth 63.0%

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 6
Current: $8,962 SGD|Low: $4,328 SGD|High: $9,165 SGD|Avg: $5,695 SGD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2$4,328 SGD
Retailer 6$4,518 SGD
Retailer 4$4,870 SGD
Retailer 5$4,946 SGD
Retailer 3$6,062 SGD
MOH London$8,962 SGD

38 data points across 6 retailers

11 retailers$4,328 SGD to $8,962 SGD

A
Cheapest Retailer
-
$4,328 SGD
A
Retailer 2
-
$4,518 SGD
View
A
Retailer 3
-
$4,870 SGD
View
A
Retailer 4
-
$4,946 SGD
View
Final sale: no returns
Retailer 5
-
$5,522 SGD
View
Price last confirmed 30 days ago
Retailer 6
-
$5,685 SGD
View
Price last confirmed 45 days ago
Retailer 7
-
$5,685 SGD
View
Price last confirmed 37 days ago
Retailer 8
-
$5,685 SGD
View
Price last confirmed 37 days ago
A
Retailer 9
-
$6,062 SGD
View
Retailer 10
-
$6,561 SGD
View
Price last confirmed 44 days ago
Most Expensive
B+
MOH London
F2FA0631A · Nov 2
$8,962 SGD
£5,506 GBP
View
10 more retailers have this diamond
Prices start from $4,328 SGDSave up to $4,634 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
1.51ct Marquise
$4,328 SGD