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Marquise|Natural|GIA

1.05ct D I1 Marquise Natural Diamond

ID • D/I1 • GIA 2231117866

Certificate GIA 2231117866

Diamond specifications and retailer prices

From £2,435 GBP
$3,267 USD
As of November 1, 2026
Save £2,840 GBP (54%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £5,274 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.05ct natural marquise diamond

This 1.05ct natural marquise sits in the classic one-carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2231117866. Listed at 7 retailers as of October 30, 2026, with prices from £2,435 to £5,274, a £2,840 spread on the same certified stone. NZ Jewellers lists it at £5,274. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
I1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2231117866
Dimensions11.00 × 5.23 × 3.11 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizeNone
Top View
11.00 mm5.23 mm1.05 ctD / I1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateGIA 2231117866
Side View
Table 54.0%CrownGirdle: XTN-VTKPavilionCulet: NoneDepth 59.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £5,274 GBP|Low: £2,435 GBP|High: £5,274 GBP|Avg: £3,237 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 8£2,435 GBP
Retailer 6£2,492 GBP
Retailer 4£2,743 GBP
Retailer 3£2,848 GBP
Retailer 9£3,110 GBP
Retailer 5£3,165 GBP
Retailer 2£3,425 GBP
Retailer 7£3,603 GBP
NZ Jewellers£5,274 GBP

17 data points across 9 retailers

7 retailers£2,435 GBP to £5,274 GBP

B+
Cheapest Retailer
-
£2,435 GBP
$3,267 USD
B
Retailer 2
-
£2,743 GBP
$3,681 USD
View
B
Retailer 3
-
£2,743 GBP
$3,681 USD
View
B
Retailer 4
-
£2,848 GBP
$3,822 USD
View
B
Retailer 5
-
£3,165 GBP
$4,247 USD
View
B
Retailer 6
-
£3,425 GBP
€4,377 EUR
View
Most Expensive
B
NZ Jewellers
633c73e7-3a92-43d8-b94e-ab31944c5d15 · Oct 30
£5,274 GBP
$7,078 USD
View
6 more retailers have this diamond
Prices start from £2,435 GBPSave up to £2,840 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.

B+
1.05ct Marquise
£2,435 GBP