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Round|Natural|GIA

1.62ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6441634401

Certificate GIA 6441634401

Diamond specifications and retailer prices

From £6,989 GBP
$9,365 USD
As of October 25, 2026
Save £11,158 GBP (61%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £18,147 GBP at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 1.62ct natural round diamond

This 1.62ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6441634401. Listed at 6 retailers as of October 25, 2026, with prices from £6,989 to £18,147, a £11,158 spread on the same certified stone. Diamond Quarter lists it at £18,147. 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

1.62
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6441634401
Dimensions7.46 × 7.44 × 4.70 mm
L/W Ratio1.00
Top View
7.46 mm7.44 mm1.62 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6441634401
Side View
Table 56.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.0%

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 25
Current: £8,140 GBP|Low: £6,989 GBP|High: £12,096 GBP|Avg: £8,962 GBP|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 4£6,989 GBP
Retailer 6£7,055 GBP
Retailer 1£8,140 GBP
Retailer 2£9,644 GBP
Retailer 5£10,069 GBP
Retailer 3£12,016 GBP

37 data points across 6 retailers

6 retailers£6,989 GBP to £18,147 GBP

A
Cheapest Retailer
-
£6,989 GBP
$9,365 USD
B+
Retailer 2
-
£8,140 GBP
View
B+
Retailer 3
-
£9,644 GBP
€12,306 EUR
View
Retailer 4
-
£10,069 GBP
$13,491 USD
View
Price last confirmed 8 days ago
B
Retailer 5
-
£12,016 GBP
View
Most Expensive
B
Diamond Quarter
1.62SI2D64012D5CN · Oct 29
£18,147 GBP
View
5 more retailers have this diamond
Prices start from £6,989 GBPSave up to £11,158 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
1.62ct Round
£6,989 GBP