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Marquise|Natural|GIA

1.51ct G SI2 Marquise Natural Diamond

EX • G/SI2 • GIA 7561491268

Certificate GIA 7561491268

Diamond specifications and retailer prices

From £5,792 GBP
$7,760 USD
As of November 1, 2026
Save £6,000 GBP (51%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £11,792 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

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 GIA 7561491268. Listed at 18 retailers as of October 30, 2026, with prices from £5,792 to £11,792, a £6,000 spread on the same certified stone. NZ Jewellers lists it at £11,792. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7561491268
Dimensions12.94 × 5.56 × 3.60 mm
L/W Ratio2.33
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Crystal, Needle, Indented Natural, Natural
Top View
12.94 mm5.56 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7561491268
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 64.9%

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: £11,792 GBP|Low: £5,627 GBP|High: £11,792 GBP|Avg: £7,416 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 5£5,792 GBP
Retailer 8£5,965 GBP
Retailer 6£6,020 GBP
Retailer 7£6,094 GBP
Retailer 10£6,507 GBP
Retailer 15£6,508 GBP
Retailer 13£6,526 GBP
Retailer 2£6,830 GBP
Retailer 19£7,051 GBP
Retailer 3£7,159 GBP
Retailer 4£7,207 GBP
Retailer 18£7,237 GBP
Retailer 17£7,427 GBP
Retailer 11£7,683 GBP
Retailer 12£7,702 GBP
Retailer 16£8,135 GBP
Retailer 9£8,317 GBP
Retailer 14£9,825 GBP
NZ Jewellers£11,792 GBP

16 data points across 19 retailers

18 retailers£5,792 GBP to £11,792 GBP

A
Cheapest Retailer
-
£5,792 GBP
$7,760 USD
A
Retailer 2
-
£5,965 GBP
$7,993 USD
View
A
Retailer 3
-
£6,020 GBP
$8,066 USD
View
B+
Retailer 4
-
£6,094 GBP
$8,165 USD
View
B+
Retailer 5
-
£6,507 GBP
$8,719 USD
View
Final sale: no returns
B+
Retailer 6
-
£6,508 GBP
$8,720 USD
View
B+
Retailer 7
-
£6,526 GBP
View
B+
Retailer 8
-
£6,830 GBP
View
B+
Retailer 9
-
£7,051 GBP
$9,447 USD
View
B+
Retailer 10
-
£7,159 GBP
$9,592 USD
View
B+
Retailer 11
-
£7,207 GBP
$9,657 USD
View
B+
Retailer 12
-
£7,237 GBP
$9,697 USD
View
B+
Retailer 13
-
£7,427 GBP
$9,951 USD
View
Retailer 14
-
£7,683 GBP
SGD 13,912 SGD
View
Price last confirmed 26 days ago
B+
Retailer 15
-
£7,702 GBP
€9,828 EUR
View
B+
Retailer 16
-
£8,135 GBP
$10,900 USD
View
B
Retailer 17
-
£9,825 GBP
View
Most Expensive
B
NZ Jewellers
201e8ad2-8bb3-4066-931a-882dd3cf0a3c · Oct 30
£11,792 GBP
$15,800 USD
View
17 more retailers have this diamond
Prices start from £5,792 GBPSave up to £6,000 GBP

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
£5,792 GBP