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Round|Natural|GIA

1.51ct D I1 Round Natural Diamond

EX • D/I1 • GIA 2547011592

Certificate GIA 2547011592

Diamond specifications and retailer prices

From £2,713 GBP
HK$28,400 HKD
As of October 31, 2026
Save £1,413 GBP (34%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £5,608 GBP at Wholesale Diamonds Direct · As of October 23, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2547011592. Listed at 6 retailers as of October 29, 2026, with a 52% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2547011592
Dimensions7.34 × 7.30 × 4.52 mm
L/W Ratio1.01
Top View
7.34 mm7.30 mm1.51 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2547011592
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.8%

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: £2,713 GBP|Low: £2,684 GBP|High: £6,092 GBP|Avg: £3,850 GBP|-9.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
October 31, 2026
Retailer 1£2,713 GBP
Retailer 3£3,026 GBP
Retailer 4£3,048 GBP
Retailer 5£3,250 GBP
Retailer 7£3,269 GBP
Retailer 8£3,817 GBP
Retailer 2£4,126 GBP
Retailer 6£4,843 GBP
Wholesale Diamonds Direct£5,608 GBP

20 data points across 9 retailers

6 retailers£2,713 GBP to £4,126 GBP

A
Cheapest Retailer
-
£2,713 GBP
HK$28,400 HKD
A
Retailer 2
-
£3,026 GBP
$4,055 USD
View
A
Retailer 3
-
£3,048 GBP
$4,084 USD
View
Final sale: no returns
A
Retailer 4
-
£3,250 GBP
$4,355 USD
View
B+
Retailer 5
-
£4,126 GBP
€5,265 EUR
View
Most Expensive
Wholesale Diamonds Direct
425853453 · Oct 23
£5,608 GBP
$7,514 USD
View
Price last confirmed 8 days ago
5 more retailers have this diamond
Prices start from £2,713 GBPSave up to £1,413 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 Round
£2,713 GBP