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Round|Lab Grown|GIA

0.70ct H SI2 Round Lab Grown Diamond

EX • H/SI2

Diamond specifications and retailer prices

From $280 NZD
$158 USD
As of October 31, 2026
Save $1,820 NZD (87%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,101 NZD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 0.7ct lab-grown round diamond

This 0.7ct lab-grown round sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 4 retailers as of October 31, 2026, with prices from $280 to $2,101, a $1,820 spread on the same certified stone. Blue Nile lists it at $2,101. 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

0.70
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
Dimensions5.73 × 5.75 × 3.51 mm
L/W Ratio1.00
Top View
5.73 mm5.75 mm0.70 ctH / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 58.0%CrownGirdle: THN - STKPavilionCulet: NDepth 60.8%

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 31
Current: $2,101 NZD|Low: $280 NZD|High: $3,632 NZD|Avg: $1,804 NZD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 2$280 NZD
Retailer 4$532 NZD
Retailer 5$681 NZD
Retailer 6$1,571 NZD
Retailer 3$1,576 NZD
Retailer 7$2,040 NZD
Blue Nile$2,101 NZD
Retailer 8$2,431 NZD
Retailer 9$3,632 NZD

3 data points across 9 retailers

4 retailers$280 NZD to $2,101 NZD

A
Cheapest Retailer
-
$280 NZD
$158 USD
Retailer 2
-
$532 NZD
$300 USD
View
Price last confirmed 37 days ago
B
Retailer 3
-
$1,576 NZD
$888 USD
View
Most Expensive
B
Blue Nile
30537448 · Oct 31
$2,101 NZD
$1,184 USD
View
3 more retailers have this diamond
Prices start from $280 NZDSave up to $1,820 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.

A
0.70ct Round
$280 NZD