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Round|Natural|GIA

0.77ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 5553411244

Certificate GIA 5553411244

Diamond specifications and retailer prices

From £742 GBP
HK$7,700 HKD
As of October 26, 2026
Save £1,677 GBP (69%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £2,419 GBP at NZ Jewellers · As of October 23, 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 5553411244. Listed at 21 retailers as of October 23, 2026, with prices from £742 to £2,419, a £1,677 spread on the same certified stone. NZ Jewellers lists it at £2,419. 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
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5553411244
Dimensions5.84 × 5.88 × 3.68 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.84 mm5.88 mm0.77 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5553411244
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

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 26
Current: £2,419 GBP|Low: £742 GBP|High: £2,419 GBP|Avg: £1,181 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
October 26, 2026
Retailer 9£742 GBP
Retailer 15£744 GBP
Retailer 11£874 GBP
Retailer 4£911 GBP
Retailer 5£915 GBP
Retailer 14£928 GBP
Retailer 6£992 GBP
Retailer 3£1,037 GBP
Retailer 16£1,057 GBP
Retailer 13£1,096 GBP
Retailer 7£1,144 GBP
Retailer 17£1,176 GBP
Retailer 12£1,252 GBP
Retailer 10£1,294 GBP
Retailer 8£1,633 GBP
Retailer 2£1,819 GBP
NZ Jewellers£2,419 GBP

19 data points across 17 retailers

21 retailers£742 GBP to £2,419 GBP

A
Cheapest Retailer
-
£742 GBP
HK$7,700 HKD
A
Retailer 2
-
£744 GBP
₹94,197 INR
View
A
Retailer 3
-
£874 GBP
€1,106 EUR
View
Price last confirmed 3 days ago
A
Retailer 4
-
£911 GBP
SGD 1,635 SGD
View
A
Retailer 5
-
£928 GBP
$1,233 USD
View
A
Retailer 6
-
£933 GBP
$1,240 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
£992 GBP
$1,318 USD
View
A
Retailer 8
-
£1,034 GBP
SGD 1,857 SGD
View
A
Retailer 9
-
£1,036 GBP
$1,377 USD
View
Price last confirmed 58 days ago
A
Retailer 10
-
£1,037 GBP
$1,378 USD
View
A
Retailer 11
-
£1,057 GBP
$1,404 USD
View
A
Retailer 12
-
£1,096 GBP
View
A
Retailer 13
-
£1,144 GBP
$1,520 USD
View
A
Retailer 14
-
£1,176 GBP
View
A
Retailer 15
-
£1,196 GBP
$1,589 USD
View
Price last confirmed 59 days ago
A
Retailer 16
-
£1,252 GBP
View
A
Retailer 17
-
£1,294 GBP
€1,637 EUR
View
B+
Retailer 18
-
£1,425 GBP
$1,894 USD
View
B+
Retailer 19
-
£1,633 GBP
CA$3,013 CAD
View
B+
Retailer 20
-
£1,819 GBP
View
Most Expensive
B
NZ Jewellers
01aecf6b-b6f2-4884-88c8-f7c542230544 · Oct 23
£2,419 GBP
$3,214 USD
View
20 more retailers have this diamond
Prices start from £742 GBPSave up to £1,677 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
£742 GBP