Round|Natural|GIA

0.30ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 7556426236

Certificate GIA 7556426236

Diamond specifications and retailer prices

From £160 GBP
₹20,422 INR
As of October 31, 2026
Save £710 GBP (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £870 GBP at NZ Jewellers · As of October 29, 2026
View at NZ Jewellers

About this 0.3ct natural round diamond

This 0.3ct natural round sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7556426236. Listed at 18 retailers as of October 29, 2026, with prices from £160 to £870, a £710 spread on the same certified stone. NZ Jewellers lists it at £870. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.30
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 7556426236
Dimensions4.29 × 4.26 × 2.67 mm
L/W Ratio1.01
Top View
4.29 mm4.26 mm0.30 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7556426236
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NDepth 62.5%

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: £870 GBP|Low: £160 GBP|High: £889 GBP|Avg: £344 GBP|-2.1%
NZ Jewellers
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
Retailer 16
Retailer 17
November 1, 2026
Retailer 13£160 GBP
Retailer 14£191 GBP
Retailer 9£197 GBP
Retailer 12£225 GBP
Retailer 7£243 GBP
Retailer 5£246 GBP
Retailer 6£254 GBP
Retailer 10£286 GBP
Retailer 15£302 GBP
Retailer 8£303 GBP
Retailer 17£324 GBP
Retailer 16£352 GBP
Retailer 11£370 GBP
Retailer 4£384 GBP
Retailer 3£461 GBP
Retailer 2£518 GBP
NZ Jewellers£870 GBP

22 data points across 17 retailers

18 retailers£160 GBP to £870 GBP

A
Cheapest Retailer
-
£160 GBP
₹20,422 INR
A
Retailer 2
-
£191 GBP
HK$2,000 HKD
View
A
Retailer 3
-
£197 GBP
$264 USD
View
A
Retailer 4
-
£225 GBP
$301 USD
View
A
Retailer 5
-
£243 GBP
SGD 440 SGD
View
A
Retailer 6
-
£246 GBP
$329 USD
View
A
Retailer 7
-
£254 GBP
$341 USD
View
B+
Retailer 8
-
£286 GBP
View
B+
Retailer 9
-
£302 GBP
$405 USD
View
B+
Retailer 10
-
£303 GBP
$407 USD
View
B+
Retailer 11
-
£324 GBP
$435 USD
View
B+
Retailer 12
-
£352 GBP
ZAR 7,621 ZAR
View
B+
Retailer 13
-
£370 GBP
$496 USD
View
B+
Retailer 14
-
£384 GBP
€490 EUR
View
Retailer 15
-
£391 GBP
A$805 AUD
View
Price last confirmed 28 days ago
B
Retailer 16
-
£461 GBP
View
B
Retailer 17
-
£518 GBP
View
Most Expensive
B
NZ Jewellers
f0fc0829-7a13-41c3-a9bc-2a3b52e93826 · Oct 29
£870 GBP
$1,166 USD
View
17 more retailers have this diamond
Prices start from £160 GBPSave up to £710 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
0.30ct Round
£160 GBP