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Round|Natural|GIA

1.53ct D SI1 Round Natural Diamond

VG • D/SI1 • GIA 5516680906

Certificate GIA 5516680906

Diamond specifications and retailer prices

From £4,621 GBP
As of November 4, 2026
Save £5,767 GBP (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £10,388 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 5516680906. Listed at 18 retailers as of November 4, 2026, with prices from £4,621 to £10,388, a £5,767 spread on the same certified stone. NZ Jewellers lists it at £10,388. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.53
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 5516680906
Dimensions7.20 × 7.13 × 4.63 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.20 mm7.13 mm1.53 ctD / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5516680906
Side View
Table 55.0%Crown 38.5°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 64.6%

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: Nov 4
Current: £10,388 GBP|Low: £4,584 GBP|High: £10,388 GBP|Avg: £6,462 GBP
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 6, 2026
Retailer 15£4,621 GBP
Retailer 2£4,661 GBP
Retailer 13£5,303 GBP
Retailer 4£5,368 GBP
Retailer 16£5,714 GBP
Retailer 6£5,733 GBP
Retailer 8£5,733 GBP
Retailer 10£5,766 GBP
Retailer 9£6,018 GBP
Retailer 3£6,211 GBP
Retailer 5£6,306 GBP
Retailer 7£6,344 GBP
Retailer 12£6,743 GBP
Retailer 17£7,167 GBP
Retailer 11£7,577 GBP
Retailer 14£8,655 GBP
NZ Jewellers£10,388 GBP

31 data points across 17 retailers

18 retailers£4,621 GBP to £10,388 GBP

A
Cheapest Retailer
-
£4,621 GBP
A
Retailer 2
-
£4,661 GBP
View
A
Retailer 3
-
£5,303 GBP
View
A
Retailer 4
-
£5,368 GBP
View
Retailer 5
-
£5,401 GBP
View
Price last confirmed 26 days ago
B+
Retailer 6
-
£5,714 GBP
View
Retailer 7
-
£5,733 GBP
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£5,733 GBP
View
Final sale: no returns
A
Retailer 9
-
£5,766 GBP
View
Retailer 10
-
£6,018 GBP
View
Price last confirmed 15 days ago
B+
Retailer 11
-
£6,211 GBP
View
B+
Retailer 12
-
£6,306 GBP
View
B+
Retailer 13
-
£6,344 GBP
View
B+
Retailer 14
-
£6,743 GBP
View
B+
Retailer 15
-
£7,167 GBP
View
B+
Retailer 16
-
£7,577 GBP
View
B
Retailer 17
-
£8,655 GBP
View
Most Expensive
B
NZ Jewellers
b2978c45-cfa8-462f-a9e1-114ad478a64d · Nov 5
£10,388 GBP
$13,982 USD
View
17 more retailers have this diamond
Prices start from £4,621 GBPSave up to £5,767 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
1.53ct Round
£4,621 GBP