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Round|Natural|GIA

0.77ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 1557731682

Certificate GIA 1557731682

Diamond specifications and retailer prices

From $1,296 SGD
HK$7,900 HKD
As of October 29, 2026
Save $3,005 SGD (70%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,301 SGD 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 1557731682. Listed at 16 retailers as of October 27, 2026, with prices from $1,296 to $4,301, a $3,005 spread on the same certified stone. NZ Jewellers lists it at $4,301. 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
PolishVery Good
SymmetryExcellent
FluorescenceStrong
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1557731682
Dimensions5.85 × 5.84 × 3.66 mm
L/W Ratio1.00
Girdle conditionFaceted
Key to symbols
Twinning Wisp
Top View
5.85 mm5.84 mm0.77 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1557731682
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,301 SGD|Low: $1,258 SGD|High: $4,301 SGD|Avg: $2,043 SGD
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
October 29, 2026
Retailer 12$1,296 SGD
Retailer 2$1,317 SGD
Retailer 11$1,383 SGD
Retailer 6$1,543 SGD
Retailer 3$1,646 SGD
Retailer 5$1,763 SGD
Retailer 4$1,822 SGD
Retailer 13$1,878 SGD
Retailer 9$1,898 SGD
Retailer 8$2,286 SGD
Retailer 10$2,301 SGD
Retailer 7$3,247 SGD
NZ Jewellers$4,301 SGD

33 data points across 13 retailers

16 retailers$1,296 SGD to $4,301 SGD

A
Cheapest Retailer
-
$1,296 SGD
HK$7,900 HKD
A
Retailer 2
-
$1,317 SGD
₹97,866 INR
View
A
Retailer 3
-
$1,383 SGD
$1,079 USD
View
Final sale: no returns
A
Retailer 4
-
$1,543 SGD
€1,146 EUR
View
A
Retailer 5
-
$1,646 SGD
$1,284 USD
View
A
Retailer 6
-
$1,763 SGD
$1,375 USD
View
A
Retailer 7
-
$1,822 SGD
View
A
Retailer 8
-
$1,845 SGD
$1,439 USD
View
A
Retailer 9
-
$1,878 SGD
$1,465 USD
View
A
Retailer 10
-
$1,898 SGD
$1,480 USD
View
A
Retailer 11
-
$2,123 SGD
A$2,548 AUD
View
B+
Retailer 12
-
$2,286 SGD
€1,698 EUR
View
B+
Retailer 13
-
$2,301 SGD
A$2,761 AUD
View
Price last confirmed 23 days ago
B+
Retailer 14
-
$2,445 SGD
$1,907 USD
View
B+
Retailer 15
-
$3,247 SGD
£1,994 GBP
View
Most Expensive
B
NZ Jewellers
a34cef43-ba54-4da7-b426-2156c24f0cfa · Oct 27
$4,301 SGD
$3,355 USD
View
15 more retailers have this diamond
Prices start from $1,296 SGDSave up to $3,005 SGD

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
$1,296 SGD