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Oval|Natural|GIA

0.51ct G SI1 Oval Natural Diamond

GD • G/SI1 • GIA 7541086886

Certificate GIA 7541086886

Diamond specifications and retailer prices

From $1,246 NZD
As of November 6, 2026
Save $1,227 NZD (50%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,241 NZD at NZ Jewellers · As of September 30, 2026
View at NZ Jewellers

About this 0.51ct natural oval diamond

This 0.51ct natural oval sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 7541086886. Listed at 16 retailers as of November 4, 2026, with a 98% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.51
Carat
G
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7541086886
Dimensions6.62 × 4.56 × 2.71 mm
L/W Ratio1.45
Key to symbols
Twinning Wisp, Feather
Top View
6.62 mm4.56 mm0.51 ctG / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7541086886
Side View
Table 57.0%CrownGirdlePavilionCulet: NoneDepth 59.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,907 NZD|Low: $1,144 NZD|High: $2,506 NZD|Avg: $1,669 NZD|+1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11$1,201 NZD
Retailer 8$1,246 NZD
Retailer 7$1,292 NZD
Retailer 10$1,375 NZD
Retailer 3$1,560 NZD
Retailer 4$1,598 NZD
Retailer 2$1,669 NZD
Retailer 1$1,907 NZD
Retailer 9$2,033 NZD
Retailer 5$2,087 NZD
Retailer 6$2,473 NZD

43 data points across 11 retailers

16 retailers$1,246 NZD to $2,473 NZD

B+
Cheapest Retailer
-
$1,246 NZD
Final sale: no returns
B+
Retailer 2
-
$1,292 NZD
View
Retailer 3
-
$1,353 NZD
View
Price last confirmed 29 days ago
Retailer 4
-
$1,353 NZD
View
Price last confirmed 29 days ago
B+
Retailer 5
-
$1,375 NZD
View
Retailer 6
-
$1,405 NZD
View
Price last confirmed 38 days ago
Retailer 7
-
$1,560 NZD
View
Price last confirmed 38 days ago
B
Retailer 8
-
$1,587 NZD
View
B
Retailer 9
-
$1,591 NZD
View
B
Retailer 10
-
$1,598 NZD
View
B
Retailer 11
-
$1,669 NZD
View
B
Retailer 12
-
$1,907 NZD
View
Retailer 13
-
$2,033 NZD
View
Price last confirmed 33 days ago
B
Retailer 14
-
$2,087 NZD
View
B
Retailer 15
-
$2,473 NZD
View
Most Expensive
NZ Jewellers
52893e09-b3f7-4814-a22b-67858c89bdd7 · Sep 30
$4,241 NZD
$2,351 USD
View
Price under review
15 more retailers have this diamond
Prices start from $1,246 NZDSave up to $1,227 NZD

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.

B+
0.51ct Oval
$1,246 NZD