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Round|Natural|GIA

1.17ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 1545072074

Certificate GIA 1545072074

Diamond specifications and retailer prices

From £2,296 GBP
$3,077 USD
As of October 30, 2026
Save £2,211 GBP (49%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £4,507 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.17ct natural round diamond

This 1.17ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1545072074. Listed at 16 retailers as of October 30, 2026, with prices from £2,296 to £4,507, a £2,211 spread on the same certified stone. NZ Jewellers lists it at £4,507. 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

1.17
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1545072074
Dimensions6.67 × 6.71 × 4.18 mm
L/W Ratio1.01
Cert comments
Pinpoints are not shown.
Key to symbols
Crystal, Needle, Cloud
Top View
6.67 mm6.71 mm1.17 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1545072074
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 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 30
Current: £4,507 GBP|Low: £2,296 GBP|High: £4,728 GBP|Avg: £2,979 GBP|-3.5%
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
October 30, 2026
Retailer 14£2,296 GBP
Retailer 4£2,388 GBP
Retailer 3£2,411 GBP
Retailer 7£2,497 GBP
Retailer 10£2,587 GBP
Retailer 13£2,587 GBP
Retailer 12£2,687 GBP
Retailer 8£2,687 GBP
Retailer 2£2,695 GBP
Retailer 5£2,985 GBP
Retailer 9£3,029 GBP
Retailer 6£3,227 GBP
Retailer 11£4,350 GBP
NZ Jewellers£4,507 GBP

20 data points across 14 retailers

16 retailers£2,296 GBP to £4,507 GBP

A
Cheapest Retailer
-
£2,296 GBP
$3,077 USD
A
Retailer 2
-
£2,388 GBP
$3,199 USD
View
Final sale: no returns
A
Retailer 3
-
£2,411 GBP
$3,230 USD
View
A
Retailer 4
-
£2,497 GBP
View
A
Retailer 5
-
£2,587 GBP
$3,466 USD
View
A
Retailer 6
-
£2,587 GBP
$3,466 USD
View
A
Retailer 7
-
£2,687 GBP
$3,600 USD
View
A
Retailer 8
-
£2,687 GBP
View
A
Retailer 9
-
£2,695 GBP
$3,611 USD
View
Retailer 10
-
£2,784 GBP
$3,730 USD
View
Price last confirmed 31 days ago
B+
Retailer 11
-
£2,985 GBP
$4,000 USD
View
B+
Retailer 12
-
£3,029 GBP
€3,865 EUR
View
Retailer 13
-
£3,043 GBP
A$6,272 AUD
View
Price last confirmed 22 days ago
B+
Retailer 14
-
£3,227 GBP
ZAR 69,859 ZAR
View
B
Retailer 15
-
£4,350 GBP
View
Most Expensive
B
NZ Jewellers
4cb82515-ea77-45ed-9cf0-af6d3cb7fa58 · Oct 30
£4,507 GBP
$6,039 USD
View
15 more retailers have this diamond
Prices start from £2,296 GBPSave up to £2,211 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
1.17ct Round
£2,296 GBP