Round|Natural|GIA

1.10ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6502026450

Certificate GIA 6502026450

Diamond specifications and retailer prices

From £2,228 GBP
SGD 4,034 SGD
As of October 31, 2026
14 retailers carry this diamond
Most expensive: £4,633 GBP at NZ Jewellers · As of October 9, 2026
View at NZ Jewellers

About this 1.1ct natural round diamond

This 1.1ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6502026450. Listed at 14 retailers as of October 31, 2026. 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

1.10
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6502026450
Dimensions6.60 × 6.58 × 4.10 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.60 mm6.58 mm1.10 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6502026450
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.3%

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 31
Current: £2,228 GBP|Low: £1,634 GBP|High: £3,932 GBP|Avg: £2,307 GBP|-0.4%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 13, 2026
Retailer 6£1,634 GBP
Retailer 4£1,773 GBP
Retailer 11£1,829 GBP
Retailer 14£1,865 GBP
Retailer 3£1,940 GBP
Retailer 2£1,959 GBP
Retailer 19£2,046 GBP
Retailer 12£2,082 GBP
Retailer 17£2,157 GBP
Retailer 20£2,164 GBP
Retailer 8£2,201 GBP
Retailer 1£2,228 GBP
Retailer 7£2,269 GBP
Retailer 9£2,293 GBP
Retailer 13£2,386 GBP
Retailer 10£2,396 GBP
Retailer 15£2,497 GBP
Retailer 16£2,691 GBP
Retailer 5£3,285 GBP
Retailer 18£3,751 GBP

16 data points across 20 retailers

14 retailers

Retailer 1
-
£1,634 GBP
HK$17,100 HKD
Price last confirmed 21 days ago
Retailer 2
-
£1,773 GBP
$2,375 USD
View
Price last confirmed 25 days ago
Retailer 3
-
£1,865 GBP
€2,381 EUR
View
Price last confirmed 20 days ago
Retailer 4
-
£1,940 GBP
$2,600 USD
View
Price last confirmed 24 days ago
Retailer 5
-
£2,082 GBP
View
Price last confirmed 20 days ago
Retailer 6
-
£2,157 GBP
View
Price last confirmed 20 days ago
B+
Retailer 7
-
£2,228 GBP
SGD 4,034 SGD
View
Retailer 8
-
£2,269 GBP
$3,040 USD
View
Price last confirmed 20 days ago
Retailer 9
-
£2,293 GBP
SGD 4,152 SGD
View
Price last confirmed 21 days ago
Retailer 10
-
£2,396 GBP
A$4,939 AUD
View
Price last confirmed 28 days ago
Retailer 11
-
£2,691 GBP
ZAR 58,253 ZAR
View
Price last confirmed 20 days ago
Retailer 12
-
£3,285 GBP
$4,402 USD
View
Price last confirmed 20 days ago
Retailer 13
-
£3,751 GBP
View
Price last confirmed 21 days ago
Most Expensive
NZ Jewellers
662b9d47-c582-4183-83de-15430d2265b1 · Oct 9
£4,633 GBP
$6,208 USD
View
Price last confirmed 23 days ago
13 more retailers have this diamond
Prices start from £2,228 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+
1.10ct Round
£2,228 GBP