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Marquise|Natural|GIA

1.00ct E I1 Marquise Natural Diamond

ID • E/I1 • GIA 2447297986

Certificate GIA 2447297986

Diamond specifications and retailer prices

From £1,337 GBP
HK$14,000 HKD
As of October 30, 2026
Save £932 GBP (41%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,269 GBP at Yorxs · As of October 31, 2026
View at Yorxs

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded E colour (colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2447297986. Listed at 3 retailers as of October 30, 2026, with prices from £1,337 to £2,269, a £932 spread on the same certified stone. Yorxs lists it at £2,269. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Colour
I1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2447297986
Dimensions9.88 × 5.18 × 3.15 mm
L/W Ratio1.91
Top View
9.88 mm5.18 mm1.00 ctE / I1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2447297986
Side View
Table 56.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 60.9%

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: Oct 30
Current: £1,371 GBP|Low: £1,168 GBP|High: £2,269 GBP|Avg: £1,690 GBP|+17.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Yorxs
October 31, 2026
Retailer 2£1,337 GBP
Retailer 1£1,371 GBP
Retailer 3£1,641 GBP
Retailer 4£1,816 GBP
Yorxs£2,269 GBP

46 data points across 5 retailers

3 retailers£1,337 GBP to £2,269 GBP

A
Cheapest Retailer
-
£1,337 GBP
HK$14,000 HKD
A
Retailer 2
-
£1,371 GBP
₹174,899 INR
View
Most Expensive
B+
Yorxs
102A04ABC · Oct 31
£2,269 GBP
€2,896 EUR
View
2 more retailers have this diamond
Prices start from £1,337 GBPSave up to £932 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
1.00ct Marquise
£1,337 GBP