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Oval|Lab Grown|IGI

1.54ct K VS1 Oval Lab Grown Diamond

ID • K/VS1 • IGI LG451056989

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451056989

Diamond specifications and retailer prices

From $3,657 NZD
As of November 5, 2026
Save $8,424 NZD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $12,080 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 1.54ct lab-grown oval diamond

This 1.54ct lab-grown oval sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG451056989 or 451056989. Listed at 11 retailers as of November 5, 2026, with prices from $3,657 to $12,080, a $8,424 spread on the same certified stone. MOH London lists it at $12,080. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
K
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451056989
Dimensions8.78 × 6.55 × 4.18 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.78 mm6.55 mm1.54 ctK / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451056989
Side View
Table 59.0%Crown 37.6°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 63.8%

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 5
Current: $12,080 NZD|Low: $3,510 NZD|High: $12,275 NZD|Avg: $6,246 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7$3,657 NZD
Retailer 11$3,978 NZD
Retailer 8$4,241 NZD
Retailer 5$4,546 NZD
Retailer 3$5,392 NZD
Retailer 2$5,771 NZD
Retailer 10$5,830 NZD
Retailer 9$6,633 NZD
Retailer 6$6,803 NZD
Retailer 4$7,820 NZD
MOH London$12,080 NZD

41 data points across 11 retailers

11 retailers$3,657 NZD to $12,080 NZD

B+
Cheapest Retailer
-
$3,657 NZD
B+
Retailer 2
-
$3,978 NZD
View
Retailer 3
-
$4,241 NZD
View
Price last confirmed 26 days ago
B+
Retailer 4
-
$4,241 NZD
View
B
Retailer 5
-
$4,546 NZD
View
B
Retailer 6
-
$5,771 NZD
View
B
Retailer 7
-
$5,830 NZD
View
B
Retailer 8
-
$6,633 NZD
View
B
Retailer 9
-
$6,803 NZD
View
B
Retailer 10
-
$7,820 NZD
View
Most Expensive
B
MOH London
LG451056989 · Nov 5
$12,080 NZD
£5,273 GBP
View
10 more retailers have this diamond
Prices start from $3,657 NZDSave up to $8,424 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+
1.54ct Oval
$3,657 NZD