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Round|Natural|GIA

0.77ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 5543419058

Certificate GIA 5543419058

Diamond specifications and retailer prices

From £990 GBP
$1,316 USD
As of October 28, 2026
Save £1,629 GBP (62%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,620 GBP at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.77ct natural round diamond

This 0.77ct natural round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5543419058. Listed at 11 retailers as of October 27, 2026, with prices from £990 to £2,620, a £1,629 spread on the same certified stone. NZ Jewellers lists it at £2,620. 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

0.77
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5543419058
Dimensions5.86 × 5.88 × 3.63 mm
L/W Ratio1.00
Top View
5.86 mm5.88 mm0.77 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5543419058
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.9%

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 28
Current: £2,620 GBP|Low: £815 GBP|High: £2,620 GBP|Avg: £1,272 GBP|+4.8%
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
October 29, 2026
Retailer 7£815 GBP
Retailer 13£990 GBP
Retailer 3£1,005 GBP
Retailer 4£1,025 GBP
Retailer 10£1,074 GBP
Retailer 9£1,124 GBP
Retailer 6£1,136 GBP
Retailer 15£1,239 GBP
Retailer 12£1,271 GBP
Retailer 5£1,330 GBP
Retailer 14£1,345 GBP
Retailer 2£1,362 GBP
Retailer 11£1,494 GBP
Retailer 8£1,978 GBP
NZ Jewellers£2,620 GBP

45 data points across 15 retailers

11 retailers£990 GBP to £2,620 GBP

A
Cheapest Retailer
-
£990 GBP
$1,316 USD
Final sale: no returns
A
Retailer 2
-
£1,005 GBP
$1,335 USD
View
A
Retailer 3
-
£1,074 GBP
$1,427 USD
View
A
Retailer 4
-
£1,124 GBP
$1,493 USD
View
A
Retailer 5
-
£1,239 GBP
$1,647 USD
View
A
Retailer 6
-
£1,271 GBP
View
B+
Retailer 7
-
£1,345 GBP
$1,787 USD
View
B+
Retailer 8
-
£1,362 GBP
View
B+
Retailer 9
-
£1,494 GBP
€1,891 EUR
View
B+
Retailer 10
-
£1,978 GBP
View
Most Expensive
B
NZ Jewellers
cba260b1-a5d7-48b9-93db-31b81151c692 · Oct 27
£2,620 GBP
$3,481 USD
View
10 more retailers have this diamond
Prices start from £990 GBPSave up to £1,629 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
0.77ct Round
£990 GBP