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Marquise|Natural|GIA

1.53ct I I1 Marquise Natural Diamond

I/I1 • GIA 5121645625

Certificate GIA 5121645625

Diamond specifications and retailer prices

From £4,894 GBP
$6,567 USD
As of October 29, 2026
Save £4,894 GBP (50%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £9,788 GBP at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.53ct natural marquise diamond

This 1.53ct natural marquise sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and I1 clarity (included) and certified by GIA 5121645625. Listed at 4 retailers as of October 29, 2026, with prices from £4,894 to £9,788, a £4,894 spread on the same certified stone. NZ Jewellers lists it at £9,788. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.53
Carat
I
Colour
I1
Clarity
-
Cut

Specifications

Cut
PolishGood
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5121645625
Dimensions5.32 × 10.54 × 4.41 mm
L/W Ratio1.98
Top View
5.32 mm10.54 mm1.53 ctI / I1
OriginNatural
PolishGood
SymmetryVery Good
FluorescenceNone
CertificateGIA 5121645625
Side View
Table 60.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 82.9%

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: Oct 29
Current: £5,302 GBP|Low: £3,769 GBP|High: £6,249 GBP|Avg: £4,778 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
September 11, 2026
Retailer 6£3,769 GBP
Retailer 3£4,599 GBP
Retailer 5£4,624 GBP
Retailer 1£5,302 GBP
Retailer 2£6,117 GBP
Retailer 4£6,180 GBP

11 data points across 6 retailers

4 retailers£4,894 GBP to £9,788 GBP

B+
Cheapest Retailer
-
£4,894 GBP
$6,567 USD
B
Retailer 2
-
£5,302 GBP
$7,115 USD
View
B
Retailer 3
-
£6,117 GBP
$8,209 USD
View
Most Expensive
C
NZ Jewellers
7f854146-bcb9-4142-bdd1-7be124cc6949 · Nov 3
£9,788 GBP
$13,135 USD
View
3 more retailers have this diamond
Prices start from £4,894 GBPSave up to £4,894 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+
1.53ct Marquise
£4,894 GBP