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Marquise|Natural|GIA

1.01ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 1557807916

Certificate GIA 1557807916

Diamond specifications and retailer prices

From £1,891 GBP
HK$19,800 HKD
As of October 31, 2026
Save £2,482 GBP (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £4,373 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1557807916. Listed at 18 retailers as of October 30, 2026, with prices from £1,891 to £4,373, a £2,482 spread on the same certified stone. NZ Jewellers lists it at £4,373. 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

1.01
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1557807916
Dimensions10.38 × 5.44 × 3.15 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity
Top View
10.38 mm5.44 mm1.01 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1557807916
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.0%

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: Oct 31
Current: £4,373 GBP|Low: £1,872 GBP|High: £4,373 GBP|Avg: £2,794 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
October 31, 2026
Retailer 10£1,891 GBP
Retailer 2£1,980 GBP
Retailer 5£2,204 GBP
Retailer 7£2,317 GBP
Retailer 13£2,490 GBP
Retailer 4£2,511 GBP
Retailer 16£2,511 GBP
Retailer 17£2,607 GBP
Retailer 8£2,618 GBP
Retailer 11£2,624 GBP
Retailer 9£2,632 GBP
Retailer 6£2,698 GBP
Retailer 3£2,897 GBP
Retailer 12£2,939 GBP
Retailer 15£4,071 GBP
Retailer 14£4,221 GBP
NZ Jewellers£4,373 GBP

22 data points across 17 retailers

18 retailers£1,891 GBP to £4,373 GBP

A
Cheapest Retailer
-
£1,891 GBP
HK$19,800 HKD
A
Retailer 2
-
£1,980 GBP
₹252,652 INR
View
A
Retailer 3
-
£2,204 GBP
SGD 3,991 SGD
View
A
Retailer 4
-
£2,317 GBP
$3,104 USD
View
Final sale: no returns
A
Retailer 5
-
£2,333 GBP
$3,126 USD
View
A
Retailer 6
-
£2,490 GBP
View
A
Retailer 7
-
£2,511 GBP
$3,364 USD
View
A
Retailer 8
-
£2,511 GBP
$3,364 USD
View
B+
Retailer 9
-
£2,607 GBP
$3,493 USD
View
B+
Retailer 10
-
£2,618 GBP
$3,508 USD
View
B+
Retailer 11
-
£2,624 GBP
View
B+
Retailer 12
-
£2,632 GBP
SGD 4,766 SGD
View
B+
Retailer 13
-
£2,698 GBP
$3,615 USD
View
B+
Retailer 14
-
£2,897 GBP
$3,881 USD
View
B+
Retailer 15
-
£2,939 GBP
€3,751 EUR
View
B
Retailer 16
-
£4,071 GBP
View
B
Retailer 17
-
£4,221 GBP
View
Most Expensive
B
NZ Jewellers
44a3277a-370d-40fe-9ff2-036ffc26daee · Oct 30
£4,373 GBP
$5,860 USD
View
17 more retailers have this diamond
Prices start from £1,891 GBPSave up to £2,482 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
1.01ct Marquise
£1,891 GBP