Round|Natural|GIA

1.30ct H IF Round Natural Diamond

EX • H/IF • GIA 6237994174

Certificate GIA 6237994174

Diamond specifications and retailer prices

From £5,167 GBP
As of November 4, 2026
Save £3,062 GBP (37%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £9,624 GBP at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6237994174. Listed at 13 retailers as of November 4, 2026, with a 59% 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

1.30
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6237994174
Dimensions6.90 × 6.95 × 4.34 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Top View
6.90 mm6.95 mm1.30 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6237994174
Side View
Table 58.0%Crown 35.5°GirdlePavilion 41.2°Culet: NDepth 62.7%

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 4
Current: £5,275 GBP|Low: £4,025 GBP|High: £8,295 GBP|Avg: £5,849 GBP|+5.2%
Retailer 1
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
November 6, 2026
Retailer 5£4,025 GBP
Retailer 14£4,988 GBP
Retailer 15£5,148 GBP
Retailer 11£5,167 GBP
Retailer 1£5,275 GBP
Retailer 2£5,419 GBP
Retailer 12£5,465 GBP
Retailer 8£5,511 GBP
Retailer 3£5,611 GBP
Retailer 6£5,754 GBP
Retailer 7£6,179 GBP
Retailer 9£6,420 GBP
Retailer 13£6,711 GBP
Retailer 4£7,720 GBP
Retailer 10£8,229 GBP

28 data points across 15 retailers

13 retailers£5,167 GBP to £8,229 GBP

Retailer 1
-
£4,025 GBP
Price last confirmed 23 days ago
Retailer 2
-
£5,101 GBP
View
Price last confirmed 25 days ago
B+
Retailer 3
-
£5,167 GBP
View
B+
Retailer 4
-
£5,275 GBP
View
Retailer 5
-
£5,419 GBP
View
Price last confirmed 33 days ago
B+
Retailer 6
-
£5,465 GBP
View
Final sale: no returns
B+
Retailer 7
-
£5,511 GBP
View
Retailer 8
-
£6,376 GBP
View
Price last confirmed 28 days ago
B+
Retailer 9
-
£6,420 GBP
View
Retailer 10
-
£6,711 GBP
View
Price last confirmed 25 days ago
B
Retailer 11
-
£8,229 GBP
View
Retailer 12
-
£9,242 GBP
View
Price last confirmed 41 days ago
Most Expensive
NZ Jewellers
4a6a0bd7-4388-4dc0-adcb-a366f9e73389 · Sep 21
£9,624 GBP
$12,881 USD
View
Price last confirmed 46 days ago
12 more retailers have this diamond
Prices start from £5,167 GBPSave up to £3,062 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+
1.30ct Round
£5,167 GBP